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Direct vs. Delegated - jQuery .on()
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Difference between size_t and unsigned int?
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编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的Compiler-Internals-How-Try-Catch-Throw-are-Interprpreted-by-the-Microsoft-Compiler本文不是一篇介绍如何在x86架构上详细地实现异常处理(exception handling)的手册，只是一篇入门的讨论性文章。...
Postgres: INSERT if does not exist already
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Postgres 9.5 (released since 2016-01-07) offers an "upsert" command, also known as an ON CONFLICT clause to INSERT:
INSERT ... ON CONFLICT DO NOTHING/UPDATE
It solves many of the subtle problems you can run into when using concurrent operation, which some other answers propose.
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Get current AUTO_INCREMENT value for any table
... Note: DATABASE() is NULL if you have not issued a USE DATABASE command
– methai
Apr 5 '13 at 14:13
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What is trunk, branch and tag in Subversion? [duplicate]
...ns of others accessing the repository. Special care must be taken to avoid committing new changes into tags, which should be frozen.
I use TortoiseSVN but no Visual Studio integration. I keep the "Check for modifications" dialog open on the second monitor the whole time, so I can track which file...
Delimiters in MySQL
...al statements inside.
Note that the DELIMITER keyword is a function of the command line mysql client (and some other clients) only and not a regular MySQL language feature. It won't work if you tried to pass it through a programming language API to MySQL. Some other clients like PHPMyAdmin have ot...
How to copy a file to a remote server in Python using SCP or SSH?
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You can call the scp bash command (it copies files over SSH) with subprocess.run:
import subprocess
subprocess.run(["scp", FILE, "USER@SERVER:PATH"])
#e.g. subprocess.run(["scp", "foo.bar", "joe@srvr.net:/path/to/foo.bar"])
If you're creating the f...
Use 'class' or 'typename' for template parameters? [duplicate]
...specify types in templates to avoid introducing a new keyword. Some in the committee worried that this overloading of the keyword led to confusion. Later, the committee introduced a new keyword typename to resolve syntactic ambiguity, and decided to let it also be used to specify template types to r...
How to pull specific directory with git
...ke myproject/javascript just like subversion does.
make some changes, commit and push back again.
It's possible?
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