Your Coding Teacher
Open in Telegram
Coding, software engineering & #bitcoin technologies. I'll make you a better thinker, not just a better developer | Ex Amazon, Senior DevOps @eBay
Show moreThe country is not specifiedTechnologies & Applications98 126
334
Subscribers
No data24 hours
No data7 days
No data30 days
Data loading in progress...
Similar Channels
No data
Any problems? Please refresh the page or contact our support manager.
Tags Cloud
No data
Any problems? Please refresh the page or contact our support manager.
Incoming and Outgoing Mentions
---
---
---
---
---
---
Attracting Subscribers
August '23
August '23
+2
in 0 channels
July '23
+6
in 0 channels
Get PRO
June '23
+2
in 0 channels
Get PRO
May '23
+2
in 0 channels
Get PRO
April '23
+2
in 0 channels
Get PRO
March '23
+7
in 0 channels
Get PRO
February '23
+8
in 0 channels
Get PRO
January '23
+15
in 0 channels
Get PRO
December '22
+3
in 0 channels
Get PRO
November '22
+8
in 0 channels
Get PRO
October '22
+5
in 0 channels
Get PRO
September '22
+9
in 0 channels
Get PRO
August '22
+14
in 0 channels
Get PRO
July '22
+14
in 0 channels
Get PRO
June '22
+50
in 0 channels
Get PRO
May '22
+24
in 0 channels
Get PRO
April '22
+19
in 0 channels
Get PRO
March '22
+302
in 0 channels
| Date | Subscriber Growth | Mentions | Channels | |
| 21 August | 0 | |||
| 20 August | 0 | |||
| 19 August | 0 | |||
| 18 August | +1 | |||
| 17 August | 0 | |||
| 16 August | 0 | |||
| 15 August | 0 | |||
| 14 August | 0 | |||
| 13 August | 0 | |||
| 12 August | 0 | |||
| 11 August | 0 | |||
| 10 August | 0 | |||
| 09 August | 0 | |||
| 08 August | 0 | |||
| 07 August | 0 | |||
| 06 August | 0 | |||
| 05 August | 0 | |||
| 04 August | 0 | |||
| 03 August | 0 | |||
| 02 August | +1 | |||
| 01 August | 0 |
Channel Posts
Know what version of Python you're using. There are differences. For instance, when dealing with strings:
Python 3: bytes contains sequences of 8-bit values, str -> seqs of Unicode chars
Python 2: str contains sequences of 8-bit values, unicode -> seqs Unicode chars
| 2 | AWS Storage Services
- S3: general
- Glacier: archiving & backup
- EBS: block storage (disks)
- Storage Gateway: connect on-premise with storage in AWS infrastructure | 148 |
| 3 | R was created in 1993 at the University of Auckland in New Zealand by Robert Gentleman and Ross Ihaka
R is mostly used for data data analysis.
In of January 2020, R ranked the 18th most popular programming language | 149 |
| 4 | Design patterns in 1 tweet
Flyweight: support a large number objects efficiently by sharing constant parts of their state (called intrinsic state)
Ex: To represent a text document, a Flyweight object is created per character in the character set. | 123 |
| 5 | In Linux, directories have permissions too
- You can list their contents if it's *readable*
- You can access a file in a directory if the directory is *executable*
To change permissions, use chmod
- chmod 711 file
- chmod u+x file (users can execute the file) | 116 |
| 6 | If the code and the comments disagree,
they are both probably wrong | 103 |
| 7 | The best code is the one you don't have to write. | 93 |
| 8 | If it's worth doing just once, it is worth automating! | 99 |
| 9 | 2 Quick Interview tips
- Think out loud while solving the problem. Explain your thought process.
- If your interviewer jumps in to help you, don't freak out. It's normal. | 98 |
| 10 | In MATLAB, for a nxn array A, what does A(:) do?
It creates a n^2x1 column vector. Column, not row, because MATLAB matrices are column-major | 91 |
| 11 | "If you don't fail at least 90 percent of the time, you're not aiming high enough."
- Alan Kay | 84 |
| 12 | Big O is not the only factor to consider when you think about algorithm performance. Also:
- Disk usage
- Memory
- Cache
- Network
- Concurrency (and its overhead)
- ... | 85 |
| 13 | There's no test like production | 77 |
| 14 | Inside every complex program is a simple program trying to get out | 78 |
| 15 | Cloud Deployment Manager is Google's Infrastructure as Code service, similar to Terraform.
It automates repeatable tasks like provisioning, configuration, and deployments for any number of machines. | 80 |
| 16 | Working software is the primary measure of progress
agilemanifesto .org | 73 |
| 17 | It's easier to write an incorrect program than understand a correct one | 74 |
| 18 | 4 Common linked list interview questions
1. Reverse linked list, recursive & iterative
2. Merge two sorted linked list
3. Does a linked list have a cycle?
4. Find the intersection of two lists
5. Add numbers represented by two lists
Try to solve them (easily googable) | 72 |
| 19 | "The real money isn't in the software.
It's in the service you build with that software."
- Jeff Atwood | 69 |
| 20 | Becoming a coder needs focus and discipline
- Get a bit better every day
- Focus on one thing: frontend, backend, android, ios, ...
There are too many technologies.
Know a bit about everything, but become a specialist so that you can fing the type of job you want | 71 |
