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DevGuide

DevGuide

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Level up daily with insider dev hacks, smart career tips, and real talk! ๐Ÿš€ โšก๏ธ Stay connected with me: linktr.ee/AliSamir ๐Ÿ“ To advertise on the channel: https://telega.io/c/the_developer_guide

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๐Ÿ“ˆ Analytical overview of Telegram channel DevGuide

Channel DevGuide (@the_developer_guide) is an active participant. Currently, the community unites 11 079 subscribers, ranking 11 258 in the Technologies & Applications category and 11 144 in the Iraq region.

๐Ÿ“Š Audience metrics and dynamics

Since its creation on ะฝะตะฒั–ะดะพะผะพ, the project has demonstrated rapid growth, gathering an audience of 11 079 subscribers.

According to the latest data from 11 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by -26 over the last 30 days and by -3 over the last 24 hours, overall reach remains high.

  • Verification status: Not verified
  • Engagement rate (ER): The average audience engagement rate is 6.95%. Within the first 24 hours after publication, content typically collects 3.00% reactions from the total number of subscribers.
  • Post reach: On average, each post receives 770 views. Within the first day, a publication typically gains 332 views.
  • Reactions and interaction: The audience actively supports content: the average number of reactions per post is 4.
  • Thematic interests: Content is focused on key topics such as ู…ูŽุดุฑููˆุน, ุญูŽุงุฌูŽุฉ, ุจูŽูŠูŽุงู†, ุฌูุฏู‘, ุทูŽู„ูŽุจ.

๐Ÿ“ Description and content policy

The author describes the resource as a platform for expressing subjective opinions:
โ€œLevel up daily with insider dev hacks, smart career tips, and real talk! ๐Ÿš€ โšก๏ธ Stay connected with me: linktr.ee/AliSamir ๐Ÿ“ To advertise on the channel: https://telega.io/c/the_developer_guideโ€

Thanks to the high frequency of updates (latest data received on 12 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.

11 079
Subscribers
-324 hours
+17 days
-2630 days
Posts Archive
DevGuide
11 079
ุฅุฒุงูŠ ุชุชุนุงู…ู„ ู…ุน ุงู„ู€ State ููŠ ู…ุดุงุฑูŠุน ุงู„ูุฑูˆู†ุช ุฅู†ุฏุŸ ๐Ÿ’ก . . ุฎู„ูŠู†ูŠ ุฃุญูƒูŠู„ูƒ ุณูŠู†ุงุฑูŠูˆ ุจุณูŠุท: ุฃู†ุช ุดุบุงู„ ุนู„ู‰ UI ู„ุชุทุจูŠู‚ ุฅุนู„ุงู†ุงุช. ููŠ ุงู„ุตูุญุฉ ุง
ุฅุฒุงูŠ ุชุชุนุงู…ู„ ู…ุน ุงู„ู€ State ููŠ ู…ุดุงุฑูŠุน ุงู„ูุฑูˆู†ุช ุฅู†ุฏุŸ ๐Ÿ’ก . . ุฎู„ูŠู†ูŠ ุฃุญูƒูŠู„ูƒ ุณูŠู†ุงุฑูŠูˆ ุจุณูŠุท: ุฃู†ุช ุดุบุงู„ ุนู„ู‰ UI ู„ุชุทุจูŠู‚ ุฅุนู„ุงู†ุงุช. ููŠ ุงู„ุตูุญุฉ ุงู„ุฑุฆูŠุณูŠุฉ ููŠู‡ ุฒุฑุงุฑ ุจูŠุนุฑุถ modalุŒ ูˆููŠ ู†ูุณ ุงู„ูˆู‚ุช ููŠู‡ ู‚ุงุฆู…ุฉ ุฅุนู„ุงู†ุงุช ุจุชุฑุฌุน ู…ู† APIุŒ ูˆู„ู…ุง ุชุถุบุท ุนู„ู‰ ุฅุนู„ุงู† ุจุชุฑูˆุญ ุนู„ู‰ ุตูุญุฉ ุงู„ุชูุงุตูŠู„. ุฏู„ูˆู‚ุชูŠ ุงู„ู€ modal ุฏู‡ ู„ูˆ ุชุญูƒู…ุช ููŠู‡ ุจู€ useState ู…ุซู„ู‹ุง ููŠ ู†ูุณ ุงู„ู€ componentุŸ ุชู…ุงู…. ุจุณ ุงู„ุฅุนู„ุงู†ุงุชุŸ ู…ุญุชุงุฌ ุชุฌูŠุจู‡ุง ู…ู† API ูˆุชุฎุฒู†ู‡ุงุŸ ู‡ุชุถูŠูู‡ุง ููŠู†ุŸ ูˆู„ูˆ ุตูุญุฉ ุงู„ุชูุงุตูŠู„ ู…ุญุชุงุฌุฉ ุชุดูˆู ู†ูุณ ุงู„ุฏุงุชุงุŸ ู‡ุชุนู…ู„ ุฅูŠู‡ุŸ ูˆู„ูˆ ุนู†ุฏูƒ ู…ุณุชุฎุฏู… ู…ุณุฌู„ ุฏุฎูˆู„ุŒ ูˆู…ุญุชุงุฌ ูƒู„ ุงู„ุตูุญุงุช ุชุนุฑู ุญุงู„ุชู‡ุŸ ู‡ู†ุง ุชุจุฏุฃ ู‚ุตุฉ ุงู„ู€ State ManagementุŒ ูˆุชุญุฏูŠุฏู‹ุง: - ู‡ู„ ุงู„ุฏุงุชุง ุฏูŠ ุชุจู‚ู‰ locallyุŸ - ูˆู„ุง ุชูƒูˆู† ููŠ global stateุŸ - ูˆู„ุง ุชูุถู„ ุนู„ู‰ ุงู„ู€ server ูˆุชุฌูŠุจู‡ุง ูƒู„ ู…ุฑุฉุŸ ุชุนุงู„ ู†ุฏุฑุฏุด ุดูˆูŠุฉ ุนู† ุฅุฒุงูŠ ุชุชุนุงู…ู„ ู…ุน ุงู„ู€ State ููŠ ู…ุดุงุฑูŠุน ุงู„ูุฑูˆู†ุช ุฅู†ุฏ... โ€”โ€”โ€” ๐Ÿ”— LinkedIn: https://www.linkedin.com/posts/dev-alisamir_frontend-frontenddevelopment-frontenddeveloper-activity-7342114869648748544-Yl-A ๐Ÿ”— Qabilah: https://qabilah.com/posts/OkcYPqC5GPA ๐Ÿ”— Facebook: https://www.facebook.com/share/p/18iAT6uqKp

DevGuide
11 079
Promises Cheatsheet ๐Ÿ’ฏ
+8
Promises Cheatsheet ๐Ÿ’ฏ

DevGuide
11 079
ุงู„ูุฑู‚ ุจูŠู† setTimeout ูˆ setImmediate ูˆ process.nextTick ๐Ÿ”ฅ . . ู„ูˆ ุจุชุชุนุงู…ู„ ู…ุน JavaScript ูˆุฎุตูˆุตู‹ุง (Node.js) ูˆุณู…ุนุช ู‚ุจู„ ูƒุฏู‡ ุนู† Eve
ุงู„ูุฑู‚ ุจูŠู† setTimeout ูˆ setImmediate ูˆ process.nextTick ๐Ÿ”ฅ . . ู„ูˆ ุจุชุชุนุงู…ู„ ู…ุน JavaScript ูˆุฎุตูˆุตู‹ุง (Node.js) ูˆุณู…ุนุช ู‚ุจู„ ูƒุฏู‡ ุนู† Event Loop ูˆุงู„ู€ async operationsุŒ ูุบุงู„ุจู‹ุง ู‚ุงุจู„ุช ุงู„ู€ 3 ู…ุตุทู„ุญุงุช: - setTimeout - setImmediate - process.nextTick ูˆุทุจุนู‹ุง ุฃูˆู„ ู…ุง ุชุดูˆูู‡ู… ุชู‚ูˆู„: "ุขู‡ ุฏูˆู„ ุจูŠุฎู„ู‘ูˆุง ุงู„ูƒูˆุฏ ูŠุชู†ูู‘ุฐ ุจุนุฏูŠู†ุŒ ู…ุด ุฏู„ูˆู‚ุชูŠ..." ุจุณ ู‡ูˆ "ุจุนุฏูŠู†" ุฏูŠ ู…ุนู†ุงู‡ุง ุฅูŠู‡ุŸ ุจุนุฏ ู‚ุฏ ุฅูŠู‡ุŸ ูˆุชุฑุชูŠุจู‡ู… ุฅูŠู‡ุŸ ูˆุฃุณุชุฎุฏู… ุฅูŠู‡ ููŠ ูƒู„ ุญุงู„ุฉุŸ โ€”โ€”โ€” ๐Ÿ”— LinkedIn: https://www.linkedin.com/posts/mentoor-io_nodejs-nodejsdeveloper-node-activity-7341182500108402688-L940 ๐Ÿ”— Facebook: https://www.facebook.com/share/p/1EviZFgsqc

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Must-Know JavaScript Testing Frameworks in 2025 ๐Ÿš€
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Must-Know JavaScript Testing Frameworks in 2025 ๐Ÿš€

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Master the Coding Interview: Data Structures + Algorithms ๐Ÿ’ฏ
Master the Coding Interview: Data Structures + Algorithms ๐Ÿ’ฏ

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๐Ÿ“– SQL Joins Cheat Sheet
๐Ÿ“– SQL Joins Cheat Sheet

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11 079
ุฅุฒุงูŠ ุชุชุนุงู…ู„ ู…ุน ุงู„ู€ State ููŠ ู…ุดุงุฑูŠุน ุงู„ูุฑูˆู†ุช ุฅู†ุฏุŸ ๐Ÿ’ก . . ุฎู„ูŠู†ูŠ ุฃุญูƒูŠู„ูƒ ุณูŠู†ุงุฑูŠูˆ ุจุณูŠุท: ุฃู†ุช ุดุบุงู„ ุนู„ู‰ UI ู„ุชุทุจูŠู‚ ุฅุนู„ุงู†ุงุช. ููŠ ุงู„ุตูุญุฉ ุงู„ุฑุฆูŠุณูŠุฉ ููŠู‡ ุฒุฑุงุฑ ุจูŠุนุฑุถ modalุŒ ูˆููŠ ู†ูุณ ุงู„ูˆู‚ุช ููŠู‡ ู‚ุงุฆู…ุฉ ุฅุนู„ุงู†ุงุช ุจุชุฑุฌุน ู…ู† APIุŒ ูˆู„ู…ุง ุชุถุบุท ุนู„ู‰ ุฅุนู„ุงู† ุจุชุฑูˆุญ ุนู„ู‰ ุตูุญุฉ ุงู„ุชูุงุตูŠู„. ุฏู„ูˆู‚ุชูŠ ุงู„ู€ modal ุฏู‡ ู„ูˆ ุชุญูƒู…ุช ููŠู‡ ุจู€ useState ู…ุซู„ู‹ุง ููŠ ู†ูุณ ุงู„ู€ componentุŸ ุชู…ุงู…. ุจุณ ุงู„ุฅุนู„ุงู†ุงุชุŸ ู…ุญุชุงุฌ ุชุฌูŠุจู‡ุง ู…ู† API ูˆุชุฎุฒู†ู‡ุงุŸ ู‡ุชุถูŠูู‡ุง ููŠู†ุŸ ูˆู„ูˆ ุตูุญุฉ ุงู„ุชูุงุตูŠู„ ู…ุญุชุงุฌุฉ ุชุดูˆู ู†ูุณ ุงู„ุฏุงุชุงุŸ ู‡ุชุนู…ู„ ุฅูŠู‡ุŸ ูˆู„ูˆ ุนู†ุฏูƒ ู…ุณุชุฎุฏู… ู…ุณุฌู„ ุฏุฎูˆู„ุŒ ูˆู…ุญุชุงุฌ ูƒู„ ุงู„ุตูุญุงุช ุชุนุฑู ุญุงู„ุชู‡ุŸ ู‡ู†ุง ุชุจุฏุฃ ู‚ุตุฉ ุงู„ู€ State ManagementุŒ ูˆุชุญุฏูŠุฏู‹ุง: - ู‡ู„ ุงู„ุฏุงุชุง ุฏูŠ ุชุจู‚ู‰ locallyุŸ - ูˆู„ุง ุชูƒูˆู† ููŠ global stateุŸ ูˆู„ุง ุชูุถู„ ุนู„ู‰ ุงู„ู€ server ูˆุชุฌูŠุจู‡ุง ูƒู„ ู…ุฑุฉุŸ ุชุนุงู„ ู†ุฏุฑุฏุด ุดูˆูŠุฉ ุนู† ุฅุฒุงูŠ ุชุชุนุงู…ู„ ู…ุน ุงู„ู€ State ููŠ ู…ุดุงุฑูŠุน ุงู„ูุฑูˆู†ุช ุฅู†ุฏ... โ€”โ€”โ€” โœ… ุฃู†ูˆุงุน ุงู„ู€ State ุงู„ู„ูŠ ู…ู…ูƒู† ุชุชุนุงู…ู„ ู…ุนุงู‡ุง: 1- Local State ู…ุซู„: - ุงู„ู€ modal ู…ูุชูˆุญ ูˆู„ุง ู…ู‚ููˆู„ - ุงู„ู€ tab ุงู„ู„ูŠ ู…ูุชูˆุญ - ุงู„ููˆุฑู… ููŠู‡ error ูˆู„ุง ู„ุง ุจุชุณุชุฎุฏู… ู…ุนุงู‡ ุญุงุฌุงุช ุฒูŠ useState, useReducer, ุฃูˆ ุญุชู‰ useRef. โ€”โ€”โ€” 2- Global State ุฏู‡ ุงู„ู„ูŠ ุจูŠูƒูˆู† ู…ู‡ู… ู„ุฃูƒุซุฑ ู…ู† component ุฃูˆ ุญุชู‰ ุฃูƒุชุฑ ู…ู† ุตูุญุฉ. ู…ุซู„: - ุจูŠุงู†ุงุช ุงู„ู…ุณุชุฎุฏู… ุจุนุฏ ู…ุง ูŠุนู…ู„ ุชุณุฌูŠู„ ุฏุฎูˆู„ - ุงู„ู„ุบุฉ ุงู„ู…ุฎุชุงุฑุฉ - ู…ุญุชูˆู‰ ุงู„ู€ shopping cart ู…ู…ูƒู† ุชุชุนุงู…ู„ ู…ุนุงู‡ ุจุงุณุชุฎุฏุงู…: Context API | Redux | Zustand | Jotai โ€”โ€”โ€” 3- Server State ูŠุนู†ูŠ ุฏุงุชุง ุฑุงุฌุนุฉ ู…ู† API ูˆุจุชุชุบูŠุฑ ุฏุงูŠู…ู‹ุง. ู…ุซู„: - ู‚ุงุฆู…ุฉ ุงู„ุจูˆุณุชุงุช ุงู„ู„ูŠ ุจุชุฑุฌุน - ุงู„ุฅุนู„ุงู†ุงุช - ุจูŠุงู†ุงุช ุงู„ู…ู†ุชุฌ ุงู„ุชุนุงู…ู„ ู…ุนุงู‡ุง ุงู„ุฃูุถู„ ูŠุชู… ู…ู† ุฎู„ุงู„: - React Query - SWR - custom hooks using fetch โ€”โ€”โ€” 4- URL State ุฏู‡ ุฒูŠ ุงู„ู€ query params ูˆุงู„ู€ path variables. ู…ุซู„: - ?search=react - /products/123 ุจุชุญุชุงุฌู‡ ู„ู…ุง ุงู„ุตูุญุฉ ุชูƒูˆู† reactive ุจู†ุงุกู‹ ุนู„ู‰ URL. โ€”โ€”โ€” ๐Ÿ’ก ุฅุฒุงูŠ ุชู‚ุฑุฑ ุชุณุชุฎุฏู… ุฃูŠ ู†ูˆุน ู…ู†ู‡ู…ุŸ ุงุณุฃู„ ู†ูุณูƒ 3 ุฃุณุฆู„ุฉ: 1. ุงู„ุฏุงุชุง ุฏูŠ ู…ูŠู† ู…ุญุชุงุฌ ูŠุดูˆูู‡ุงุŸ - ู„ูˆ component ูˆุงุญุฏุฉ ุชุจู‚ู‰ local - ู„ูˆ ุฃูƒุซุฑ ู…ู† component ุฃูˆ ุฃูƒุซุฑ ู…ู† ุตูุญุฉ ุชุจู‚ู‰ global 2. ู‡ู„ ุงู„ุฏุงุชุง ุฏูŠ ุฑุงุฌุนุฉ ู…ู† ุงู„ุณูŠุฑูุฑุŸ - ู„ูˆ ุฃูŠูˆู‡ ุชุจู‚ู‰ server state - ู„ูˆ ู„ุง ูŠุจู‚ู‰ ุชุฑุฌุน ู„ุฅุฌุงุจุฉ ุงู„ุณุคุงู„ ุงู„ุฃูˆู„ 3. ู‡ู„ ู…ุญุชุงุฌ ุชุนู…ู„ caching ุฃูˆ refetchingุŸ - ู„ูˆ ุฃูŠูˆู‡ ู…ู…ูƒู† ุชุณุชุฎุฏู… React Query/SWR - ู„ูˆ ู„ุง ูŠุจู‚ู‰ ุงู„ู€ useEffect ูƒูุงูŠุฉ โ€”โ€”โ€” โœ… ุดูˆูŠุฉ ู†ุตุงุฆุญ ู…ู† ุงู„ุชุฌุฑุจุฉ: - ุจู„ุงุด ุชุณุชุนุฌู„ ูˆุชุณุชุฎุฏู… ReduxุŒ ูƒุชูŠุฑ ุจูŠุณุชุฎุฏู…ูˆู‡ ููŠ ุญุงุฌุงุช ุตุบูŠุฑุฉ ุฌุฏู‹ุง ู…ู…ูƒู† ุชุชุญู„ ุจู€ Context ุฃูˆ ุญุชู‰ props. - ุฎู„ูŠ ุงู„ุฏุงุชุง ุงู„ู„ูŠ ุจุชุชุบูŠุฑ ูƒุชูŠุฑ ุชูุถู„ ุนู„ู‰ ุงู„ุณูŠุฑูุฑุŒ ูˆุฎู„ูŠ ุงู„ู€ React Query ุชู…ุณูƒู‡ุง ุจุฏู„ ู…ุง ุชุนู…ู„ู‡ุง global state manually. - ู…ุชุฎู„ูŠุด ูƒู„ ุญุงุฌุฉ globalุŒ ุฏู‡ ุจูŠุฎู„ูŠ ุงู„ู€ re-rendering ูŠุฒูŠุฏ ูˆุงู„ู€ debugging ุจูŠูƒูˆู† ุฃุตุนุจ. - ุงู„ู€ Server State ู…ุด ุฏุงูŠู…ู‹ุง ู…ุญุชุงุฌ ูŠุชุญูˆู„ ู„ู€ Global StateุŒ ุงู„ู€ React Query ู…ุซู„ู‹ุง ุจูŠุฎุฒู†ู‡ุง ูˆุจูŠุดุงุฑูƒู‡ุง ุจูŠู† ุงู„ู€ components ุชู„ู‚ุงุฆูŠุŒ ู…ู† ุบูŠุฑ ู…ุง ุชุฏุฎู„ู‡ุง ููŠ Redux ุฃูˆ ุบูŠุฑู‡. - ุงู„ู€ Context ู…ู…ุชุงุฒ ู„ู„ุญุงุฌุงุช ุงู„ู„ูŠ ู…ุด ุจุชุชุบูŠุฑ ูƒุชูŠุฑุŒ ุฒูŠ ุงู„ู€ theme ุฃูˆ ุงู„ู„ุบุฉ ุฃูˆ ุงู„ู…ุณุชุฎุฏู… ุงู„ู„ูŠ ุฏุฎู„ ู…ุฑุฉ ูˆุงุญุฏุฉ ูˆุฎู„ุงุต. โ€”โ€”โ€” ุงุฎุชูŠุงุฑูƒ ู„ู„ู€ state ู„ู‡ ุชุฃุซูŠุฑ ู…ุจุงุดุฑ ุนู„ู‰ ุงู„ู€ performanceุŒ ูˆูƒู…ุงู† ุงู„ู€ maintainabilityุŒ ูˆุงู„ู€ DX ุจุชุงุนูƒ. โ€”โ€”โ€” ูˆูู‚ูƒู… ุงู„ู„ู‡ ู„ูƒู„ ุฎูŠุฑ ๐ŸŒฟ

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ู…ูู‡ูˆู… ุงู„ู€ Global Objects ููŠ Node.js ๐Ÿ’ก . . ู‡ูˆ ุฅุญู†ุง ููŠ Node.js ุจู†ุณุชุฎุฏู… window ุฒูŠ ู…ุง ุจู†ุนู…ู„ ููŠ ุงู„ู€ browserุŸ ุงู„ุณุคุงู„ ุฏู‡ ุณู‡ู„ ูŠูŠุฌูŠ ู
ู…ูู‡ูˆู… ุงู„ู€ Global Objects ููŠ Node.js ๐Ÿ’ก . . ู‡ูˆ ุฅุญู†ุง ููŠ Node.js ุจู†ุณุชุฎุฏู… window ุฒูŠ ู…ุง ุจู†ุนู…ู„ ููŠ ุงู„ู€ browserุŸ ุงู„ุณุคุงู„ ุฏู‡ ุณู‡ู„ ูŠูŠุฌูŠ ููŠ ุจุงู„ูƒ ุฃูˆู„ ู…ุง ุชุจุฏุฃ ุชุดุชุบู„ ุจู€ Node.jsุŒ ุจุณ ุงู„ุญู‚ูŠู‚ุฉ ู„ุง... ู…ููŠุด window ููŠ Node. ูˆุฏู‡ ุจูŠุฎู„ูŠู†ุง ู†ุณุฃู„ ุงู„ุณุคุงู„ ุงู„ุฃู‡ู…: ูŠุนู†ูŠ ุฅูŠู‡ Global Objects ููŠ Node.jsุŸ ูˆุฅุฒุงูŠ ุจู†ุณุชุฎุฏู…ู‡ู…ุŸ โ€”โ€”โ€” ๐Ÿ”— LinkedIn: https://www.linkedin.com/posts/mentoor-io_node-nodejs-nodejsdeveloper-activity-7340077226333237248-sIRW ๐Ÿ”— Facebook: https://www.facebook.com/share/p/19gB4Za3QQ

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ู…ุง ู„ุง ูŠุณุน ุงู„ุงู†ุณุงู† ุฌู‡ู„ู‡ ุนู† ุงู„ุฐูƒุงุก ุงู„ุงุตุทู†ุงุนูŠ https://www.udemy.com/course/must-know-ai

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ุฏูˆุฑุฉ ุญูŠุงุฉ ุงู„ุฑูŠูƒูˆุณุช ู…ู† ุงู„ู…ุชุตูุญ ุฅู„ู‰ ุงู„ุณูŠุฑูุฑ ๐Ÿš€๐Ÿ’ป From Click to Code: The Lifecycle of a Backend Request Explained Like Youโ€™re O
ุฏูˆุฑุฉ ุญูŠุงุฉ ุงู„ุฑูŠูƒูˆุณุช ู…ู† ุงู„ู…ุชุตูุญ ุฅู„ู‰ ุงู„ุณูŠุฑูุฑ ๐Ÿš€๐Ÿ’ป
From Click to Code: The Lifecycle of a Backend Request Explained Like Youโ€™re Ordering Dinner ๐Ÿš€
โ€”โ€”โ€” ๐Ÿ”— https://dev.to/alisamir/from-click-to-code-the-lifecycle-of-a-backend-request-explained-like-youre-ordering-dinner-5b8b ๐Ÿ”— https://levelup.gitconnected.com/from-click-to-code-the-lifecycle-of-a-backend-request-explained-like-youre-ordering-dinner-9d487718e9ba

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Top 5 JavaScript Design Patterns Every Front End Developer Must Know ๐ŸŒŸ
+5
Top 5 JavaScript Design Patterns Every Front End Developer Must Know ๐ŸŒŸ

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AI Fluency
Learn to collaborate with AI systems effectively, efficiently, ethically, and safely
โ€”โ€”โ€” What you'll learn: - Understand the purpose and structure of the course to determine if it will meet my learning needs - Recognize the importance of AI Fluency in today's world - Identify key components of your learning journey ahead - Set clear expectations for what youโ€™ll gain from this course โ€”โ€”โ€” ๐Ÿ”— https://www.anthropic.com/ai-fluency

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ุฅุฒุงูŠ ุชู†ูุฐ ุงู„ู€ Caching ููŠ Node.jsุŸ ๐Ÿค” . . ู„ูˆ ุฃู†ุช ุดุบุงู„ ุจู€ Node.jsุŒ ูู€ ุฃูƒูŠุฏ ู‚ุงุจู„ุช ููŠ ูŠูˆู… ู…ุดูƒู„ุฉ ุฅู† ุงู„ู€ API ุนู†ุฏูƒ ุจูŠุจู‚ู‰ ุจุทูŠุก ุจุณุจุจ requests ูƒุชูŠุฑ ุฃูˆ ุนู…ู„ูŠุงุช ุชู‚ูŠู„ุฉ ุฒูŠ queries ุนู„ู‰ databaseุŒ ูˆุจุฏุฃุช ุชููƒุฑ: "ู„ูŠู‡ ูƒู„ ู…ุฑุฉ ุฃุฌูŠุจ ู†ูุณ ุงู„ุฏุงุชุงุŸ ุทุจ ู…ููŠุด ุญู„ ุฃุณุฑุนุŸ" ุงู„ุฅุฌุงุจุฉ ู‡ูŠ: Caching. ูˆุฏู‡ ุงู„ู„ูŠ ู‡ู†ุชูƒู„ู… ุนู†ู‡ ุงู„ูŠูˆู… ุจุงู„ุชูุตูŠู„.... [ ูƒู„ ุงู„ุฃูƒูˆุงุฏ ู‡ุชู„ุงู‚ูŠู‡ุง ููŠ ุงู„ุชุนู„ูŠู‚ุงุช ุชุญุช ุงู„ุฑุณุงู„ุฉ ] โ€”โ€”โ€” ๐ŸŽฏ ุฅูŠู‡ ู‡ูˆ ุงู„ู€ CachingุŸ ุจุจุณุงุทุฉุŒ ู‡ูˆ ุฅู†ูƒ ุชุญูุธ ู†ุณุฎุฉ ู…ู† ุงู„ุฏุงุชุง ู…ุคู‚ุชู‹ุง ููŠ ู…ูƒุงู† ุชุงู†ูŠ (ุจูŠูƒูˆู† ุฃุณุฑุน ู…ู† ุงู„ู…ุตุฏุฑ ุงู„ุฃุณุงุณูŠ ุฒูŠ ุงู„ู€ DB)ุŒ ุนู„ุดุงู† ู„ู…ุง ุชูŠุฌูŠ ุชุทู„ุจ ู†ูุณ ุงู„ุญุงุฌุฉ ุชุงู†ูŠุŒ ู…ุง ุชุฑูˆุญ ุชุฌูŠุจู‡ุง ู…ู† ุงู„ุฃูˆู„ุŒ ู„ุงุŒ ุชุฑุฏ ุจุณุฑุนุฉ ู…ู† ุงู„ู€ cache. ูˆุฏู‡ ุจูŠูุฑู‚ ุฌุงู…ุฏ ุฌุฏู‹ุง ููŠ ุงู„ุณุฑุนุฉุŒ ูˆุงู„ุฃุฏุงุกุŒ ูˆุงู„ุญู…ู„ ุนู„ู‰ ุงู„ุณูŠุฑูุฑ. โ€”โ€”โ€” ุฅุฒุงูŠ ุชุนู…ู„ ุงู„ู€ Caching ููŠ Node.jsุŸ 1. ุงู„ู€ In-Memory Caching (ุจุงุณุชุฎุฏุงู… node-cache ุฃูˆ lru-cache) ู„ูˆ ุนู†ุฏูƒ ุฏุงุชุง ู…ุด ูƒุจูŠุฑุฉ ูˆู…ุด ู…ุญุชุงุฌ ุชุดุงุฑูƒู‡ุง ุจูŠู† ุฃูƒุชุฑ ู…ู† instanceุŒ ูู€ in-memory caching ุจูŠูƒูˆู† ุญู„ ุณุฑูŠุน ูˆุณู‡ู„. ๐Ÿ“Œ ู…ู†ุงุณุจ ู„ุญุงู„ุงุช ุฒูŠ ุงู„ุฏุงุชุง ุงู„ู‚ู„ูŠู„ุฉุŒ ุฃูˆ ุนู…ู„ูŠุงุช ุญุณุงุจูŠุฉ ุชู‚ูŠู„ุฉุŒ ุจุณ ุฎู„ูŠ ุจุงู„ูƒ ุฅู†ู‡ volatileุŒ ูŠุนู†ูŠ ู„ูˆ ุงู„ุณูŠุฑูุฑ ุนู…ู„ restartุŒ ูƒู„ ุญุงุฌุฉ ุจุชุฑูˆุญ. โ€”โ€”โ€” 2. ุงู„ู€ Redis Caching (ุงู„ุญู„ ุงู„ุฃู‚ูˆู‰ ูˆุงู„ุฃุดู‡ุฑ) ู„ูˆ ุจุชุฏูˆุฑ ุนู„ู‰ Cache centralized ูˆุณุฑูŠุน ูˆุชู‚ุฏุฑ ุชุดุงุฑูƒ ุงู„ุฏุงุชุง ุจูŠู† ุฃูƒุชุฑ ู…ู† instanceุŒ ูŠุจู‚ู‰ Redis ู‡ูˆ ุงู„ุฃูุถู„ ู‡ู†ุง. ๐ŸŽฏ ุงู„ู€ Redis ุณุฑูŠุน ุฌุฏู‹ุงุŒ ูˆุจูŠุณุชุฎุฏู… ููŠ ู…ุดุงุฑูŠุน ูƒุจูŠุฑุฉ ุฒูŠ Twitter ูˆ GitHub. ูˆูƒู…ุงู† ุชู‚ุฏุฑ ุชุชุญูƒู… ููŠ TTLุŒ ูˆุชุนู…ู„ invalidationุŒ ูˆุชุฎุฒู† ุฃูƒุชุฑ ู…ู† ู†ูˆุน ุฏุงุชุง. โ€”โ€”โ€” 3. ุงู„ู€ Caching Responses ู…ุจุงุดุฑุฉ (ู…ุซู„ู‹ุง ููŠ GraphQL ุฃูˆ REST) ู„ูˆ ุดุบุงู„ ู…ุซู„ุงู‹ ุจู€ Apollo Server ููŠ GraphQLุŒ ุชู‚ุฏุฑ ุชุณุชุฎุฏู… built-in caching ุฃูˆ ุญุชู‰ ู„ูˆ ุดุบุงู„ REST ุชู‚ุฏุฑ ุชุณุชุฎุฏู… middlewares ุฒูŠ apicache ุฃูˆ express-cache-controller. โ€”โ€”โ€” ๐Ÿค” ุฅู…ุชู‰ ุชุณุชุฎุฏู… ุงู„ู€ CachingุŸ - ู„ู…ุง ุชูƒูˆู† ุจุชูƒุฑุฑ ู†ูุณ ุงู„ู€ requests ุจูƒู…ูŠุงุช ูƒุจูŠุฑุฉ. - ู„ู…ุง ุงู„ุฏุงุชุง ุชูƒูˆู† ู…ุด ุจุชุชุบูŠุฑ ูƒุชูŠุฑ. - ู„ูˆ ุงู„ู€ DB ุนู†ุฏูƒ ุจุทูŠุฆุฉ ุฃูˆ ุจุชุงุฎุฏ ูˆู‚ุช ููŠ ุงู„ู…ุนุงู„ุฌุฉ. - ู„ูˆ ุนุงูŠุฒ ุชู‚ู„ู„ ุงู„ุชุฑุงููŠูƒ ุนู„ู‰ ุงู„ู€ backend. โ€”โ€”โ€” โš ๏ธ ุฎู„ูŠ ุจุงู„ูƒ: ู„ุงุฒู… ุชุนู…ู„ Cache Invalidation ูƒูˆูŠุณุŒ ุนู„ุดุงู† ู…ุง ุชุฑุฌุน ุฏุงุชุง ู‚ุฏูŠู…ุฉ ุจุนุฏ ุงู„ุชุญุฏูŠุซ. ุจู„ุงุด ุชุณุชุฎุฏู… ุงู„ู€ Caching ู„ุฃูŠ ุฏุงุชุง ุญุณุงุณุฉ ุฃูˆ ุดุฎุตูŠุฉ (privacy first). ุฎู„ูŠูƒ ุฏุงูŠู…ู‹ุง ุนุงุฑู ุฅู…ุชู‰ ุชุนู…ู„ CacheุŒ ูˆุฅู…ุชู‰ ู„ุง... ู…ุด ูƒู„ ุญุงุฌุฉ ู…ุญุชุงุฌุฉ ุชุชุฎุฒู†. โ€”โ€”โ€” ูˆูู‚ูƒู… ุงู„ู„ู‡ ู„ูƒู„ ุฎูŠุฑ ๐ŸŒฟ

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ููŠ ุนุงู„ู… ูŠุชุณู… ุจุนุฏู… ุงู„ูŠู‚ูŠู† ู…ู† ุงู„ุจูŠุงู†ุงุช ุงู„ู…ูู‚ูˆุฏุฉุŒ ุฅู„ู‰ ุงู„ู…ุนู„ูˆู…ุงุช ุงู„ู…ุดูˆุดุฉุŒ ุฅู„ู‰ ุงู„ุจูŠุฆุงุช ุงู„ู…ุชุบูŠุฑุฉุŒ ูŠุธู‡ุฑ ุงู„ู†ู…ูˆุฐุฌ ุงู„ุงุญุชู…ุงู„ูŠ ูƒุฃุฏุงุฉ ู‚ูˆูŠุฉ ู„ู„ุชุนุงู…ู„ ู…ุน ู‡ุฐู‡ ุงู„ุชุญุฏูŠุงุช. ุงู„ุชุนู„ู… ุงู„ุขู„ูŠ ุงู„ุชู‚ู„ูŠุฏูŠ ูŠุฑูƒุฒ ุบุงู„ุจู‹ุง ุนู„ู‰ ุงู„ุชู†ุจุค ุฃูˆ ุงู„ุชุตู†ูŠู ุจุฃูุถู„ ุฏู‚ุฉ ู…ู…ูƒู†ุฉุŒ ู„ูƒู†ู‡ ู„ุง ูŠุฎุจุฑู†ุง ุบุงู„ุจู‹ุง ุนู† ู…ุฏู‰ ุงู„ุซู‚ุฉ ููŠ ู‡ุฐุง ุงู„ุชู†ุจุคุŒ ุฃู…ุง ุงู„ุชุนู„ู… ุงู„ุขู„ูŠ ุงู„ุงุญุชู…ุงู„ูŠ ููŠุณุนู‰ ู„ูู‡ู… ุงู„ุจูŠุงู†ุงุช ู…ู† ุฎู„ุงู„ ู†ู…ุงุฐุฌ ุงุญุชู…ุงู„ูŠุฉ ุชุฃุฎุฐ ููŠ ุงู„ุญุณุจุงู† ุนุฏู… ุงู„ูŠู‚ูŠู† ูˆุชุนุทูŠ ู†ุชุงุฆุฌ ูŠู…ูƒู† ุชูุณูŠุฑู‡ุง ุจุทุฑูŠู‚ุฉ ุฑูŠุงุถูŠุฉ ูˆุนู„ู…ูŠุฉ. ู‡ุฏูู†ุง ููŠ ู†ู‡ุงูŠุฉ ู‡ุฐู‡ ุงู„ู†ุฏูˆุฉ ู‡ูˆ ุฃู† ุชูƒูˆู† ู„ุฏูŠูƒู… ู†ุธุฑุฉ ูˆุงุถุญุฉ ุญูˆู„ ูƒูŠู ูŠู…ูƒู† ู„ู„ุงุญุชู…ุงู„ ูˆุงู„ุฅุญุตุงุก ุฃู† ูŠุดูƒู„ุง ุฃุณุงุณู‹ุง ู…ุชูŠู†ู‹ุง ู„ุจู†ุงุก ุฃู†ุธู…ุฉ ุฐูƒูŠุฉ ุชุชุนุงู…ู„ ู…ุน ุงู„ุบู…ูˆุถ ูˆุงู„ุดูƒูˆูƒ ุจุดูƒู„ ุทุจูŠุนูŠ ูˆูุนู‘ุงู„.
Probabilistic Machine Learning - ITI Business Session
https://youtu.be/O-5lvgQEpeM

DevGuide
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Production Deployment on VPS using Docker ๐Ÿš€ https://youtu.be/C7aooGtKq8Y

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Storybook 9 is here! โ–ถ๏ธ Interaction tests โ™ฟ๏ธ Accessibility tests ๐Ÿ‘ Visual tests ๐Ÿ›ก Coverage reports ๐Ÿšฅ Test widget ๐Ÿชถ 48% Le
Storybook 9 is here!
โ–ถ๏ธ Interaction tests โ™ฟ๏ธ Accessibility tests ๐Ÿ‘ Visual tests ๐Ÿ›ก Coverage reports ๐Ÿšฅ Test widget ๐Ÿชถ 48% Leaner โœ๏ธ Story generation ๐Ÿท Tag-based organization ๐ŸŒ Story globals ๐Ÿ— Major updates for Svelte, Next.js, React Native, and more!
Read more

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๐Ÿ”ฐ Linux Command Cheat Sheet File Commands - ls - Directory listing - ls -l - Long listing format - ls -a - List all files including hidden files - cd /path/to/directory - Change directory - pwd - Display the current working directory - mkdir directory_name - Create a new directory - rmdir directory_name - Remove an empty directory - rm file_name - Remove a file - rm -r directory_name - Remove a directory and its contents recursively - touch file_name - Create or update a file - cat file_name - Concatenate and display the file content - more file_name - View file content page by page - less file_name - Improved viewing of file content over more - cp source_file target_file - Copy files from source to target - mv old_name new_name - Rename or move a file/directory SSH (Secure Shell) - ssh user@host - Connect to host as user - ssh -p port user@host - Connect using a specific port - ssh-keygen -t rsa - Generate RSA key pair - ssh-copy-id user@host - Copy your key to the remote server for password-less login Searching - grep pattern files - Search for a pattern in files - grep -r pattern dir - Recursively search for a pattern in a directory - find dir -name name* - Find files starting with name in a directory - locate file_name - Find files by name (uses a database) Process Management - ps aux - Display your currently active processes - ps aux | grep process_name - Find a process named process_name - top - Display all running processes - kill pid - Kill a process with a given PID - killall process_name - Kill all processes named process_name - bg - List stopped or background jobs; resume a stopped job in the background - fg - Bring the most recent job to the foreground File Permissions - chmod +x file_name - Make a file executable - chmod 755 file_name - Set read and execute permissions for owner and read for others - chown user:group file_name - Change file owner and group Networking - ifconfig - Display all network interfaces and IP addresses - ping host - Send ICMP echo request to host - traceroute host - Display the route packets take to a network host - netstat -tulnp - Display listening ports and their applications Archiving and Compression - tar cf archive_name.tar files - Create a tar archive containing files - tar xf archive_name.tar - Extract files from a tar archive - gzip file_name - Compress a file and rename it to file.gz - gunzip file.gz - Decompress file.gz back to the original System Info and Management - uname -a - Show system and kernel info - df -h - Display free disk space in a human-readable form - du -sh directory_name - Show disk usage of a directory in human-readable form - free -m - Show free and used memory in MB Misc Commands - man command_name - Show manual for a command - echo "text" - Display a message on the screen - date - Display the current date and time - uptime - Show how long the system has been running

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๐Ÿ”ฐ JSON Web Token
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๐Ÿ”ฐ JSON Web Token

DevGuide
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JavaScript DOM Selection and Manipulation ๐Ÿ’ฏ
JavaScript DOM Selection and Manipulation ๐Ÿ’ฏ