Programmer Think

It's not some advanced knowledge, but it took a lot of time to do it for the first time. Finally, it's deducted bit by bit. It's in use now To solve this problem, I have encountered several bugs. 1. The generated signature is wrong. I printed it and checked it on the signature algorithm page of wechat. If it is right, it still ...

Why use itsdangerous is to ensure that your encrypted data has not been modified, because the original data cannot be re solved after modification, and the content cannot be solved after timeout. Activate the application scenario and send an activated website to you. If you fail to activate within a cer ...

Recently, we received a request to solve the content of a binary file. /home/work/files # ll total 312 -rw-------@ 1 honvid staff 30K 7 24 14:52 15158 -rw------- 1 honvid staff 46K 7 24 14:53 62770 -rw-------@ 1 honvid staff 73K 7 24 11:26 8686584 vi You can see the following mess. ^_<8b>^H^@^@^@^@^@^D^@í½^G`^\I<96>% ...

Preface In project development, how many of these requirements will be met: to obtain device Id, which is the unique identifier of the device, for: 1. Identify a unique device and do accurate data dissemination or data statistical analysis; 2. Account and equipment binding; 3..... Analysis This kind of article, there are many information on the ...

Novice beginner node.js for development, in the application for access to the public platform development test number, because the official samples only for PHP and java and other ways of code, and node beginners do not understand, when submitted to the interface test URL, often unsuccessful, indicating "configuration failure", here i ...

Reference resources: http://www.redis.cn/commands/eval.html https://www.runoob.com/redis/redis-scripting.html Redis has supported Lua scripting since version 2.6.0. By embedding the Lua environment in the server, Redis clients can use Lua scripts t ...

Today, I want to make a tool for micro-blog to climb personal pages to satisfy some secrets. So first of all, do what you have to do! Simulated landing... The code is for reference: https://www.douban.com/note/201767245/ I optimized the code, refact ...

Project description: This project is a simple Wechat small program customer service message class, to achieve customer service message related functions. The official example of php is wrong, so I won't Tucao anymore. This example uses a developer server instead of a cloud call. Official documents: Customer Service Message Guide Customer Servic ...

Articles Catalogue Git Advantage Common Git commands git init git status .gitignore git add git commit git diff git rm git mv git log git reset git checkout git checkout -- "filename" git branch git stash git merge git rebase Git Advantage Traditional version control tools such as CVS and SVN ...

Preface The first contact with Kotlin was in 2017, when Kotlin was not upgraded, nor was it the official Android development language. As for how Amway got me, if I remember correctly, it should be Open Source Lab Kotlin tutorial. At that time, almost no one was studying Kotlin, and there were few related materials on the Internet. I also trans ...