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What is the proper way to comment functions in Python?
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The correct way to do it is to provide a docstring. That way, help(add) will also spit out your comment.
def add(self):
"""Create a new user.
Line 2 of comment...
And so on...
"""
That's three double quotes to open the comment ...
MySQL DROP all tables, ignoring foreign keys
... generated set of drop statements useful, and recommend these tweaks:
Limit the generated drops to your database like this:
SELECT concat('DROP TABLE IF EXISTS `', table_name, '`;')
FROM information_schema.tables
WHERE table_schema = 'MyDatabaseName';
Note 1: This does not execute the DROP s...
PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
I am building a PHP application in CodeIgniter. CodeIgniter sends all requests to the main controller: index.php . However, I don't like to see index.php in the URI. For example, http://www.example.com/faq/whatever will route to http://www.example.com/index.php/faq/whatever . I need a reliable...
How to write to a file, using the logging Python module?
How can I use the logging module in Python to write to a file? Every time I try to use it, it just prints out the message.
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vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...映射到Python之中；
（9）Pool，内存池管理；
（10）smart_ptr，智能指针。
【二、Boost库的编译】
【Setp1 准备工作】：
（1）Boost 下载可以到官方网站下载：
http://www.boost.org/
（2）安装VS2008 IDE
【Setp2 编译Boost】
1.打开Vi...
Xcode doesn't show the line that causes a crash
...normal (segmentation fault for example) but the crash I am trying to deal with is a simple SIGABRT with detailed information logged in the console:
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PHP Pass variable to next page
It seems pretty simple but I can't find a good way to do it.
8 Answers
8
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What is the best practice for “Copy Local” and with project references?
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In a previous project I worked with one big solution with project references and bumped into a performance problem as well. The solution was three fold:
Always set the Copy Local property to false and enforce this via a custom msbuild step
Set the output ...
Regex lookahead, lookbehind and atomic groups
...obarbarfoo:
bar(?=bar) finds the 1st bar ("bar" which has "bar" after it)
bar(?!bar) finds the 2nd bar ("bar" which does not have "bar" after it)
(?<=foo)bar finds the 1st bar ("bar" which has "foo" before it)
(?<!foo)bar finds the 2nd bar ("bar" which does not have "foo" before...
performSelector may cause a leak because its selector is unknown
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Solution
The compiler is warning about this for a reason. It's very rare that this warning should simply be ignored, and it's easy to work around. Here's how:
if (!_controller) { return; }
SEL selector = NSSelectorFromString(@"someMethod");
IMP imp = [_controller methodForSelector:...