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How do I get a value of datetime.today() in Python that is “timezone aware”?
...ut creating your own timezone class.
On Windows, there's win32timezone.utcnow(), but that's part of pywin32. I would rather suggest to use the pytz library, which has a constantly updated database of most timezones.
Working with local timezones can be very tricky (see "Further reading" links below...
Can you use if/else conditions in CSS?
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Not in the traditional sense, but you can use classes for this, if you have access to the HTML. Consider this:
<p class="normal">Text</p>
<p class="active">Text</p>
and in your CSS file:
p.normal {
background-position : 150px 8px;
}
p.active {
background-p...
How do I join two lists in Java?
Conditions: do not modifiy the original lists; JDK only, no external libraries. Bonus points for a one-liner or a JDK 1.3 version.
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What is the best way to check for Internet connectivity using .NET?
...y, no reason to pull the 4KB back - just use client.OpenRead(url) instead. If it doesn't throw an exception then it was able to connect.
– Josh M.
Mar 27 '11 at 16:50
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How can I check file size in Python?
...pt in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
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SHFileOperation函数总结（文件夹的移动、复制、删除） - C/C++ - 清泛网 -...
...I SHFileOperation(LPSHFILEOPSTRUCT lpFileOp);
参数：
typedef struct _SHFILEOPSTRUCT
{
HWND hwnd; //父窗口句柄
UINT wFunc; //要执行的动作
LPCTSTR pFrom; //源文件路径，可以是多个文件
LPCTSTR ...
Updating Bootstrap to version 3 - what do I have to do?
...IE. NOTE this won't work with CDN, see: IE8 issue with Twitter Bootstrap 3
If you use Glyphicons, you will have to add them from http://glyphicons.getbootstrap.com/ ( icons have been moved to a separate repository.) Glyphicons are back since RC2 (180 glyphs in font format from the Glyphicon Halfling...
How can I delete a service in Windows?
... just logged in as the administrator, but also with administrative rights. If you get errors above about not having the necessary access rights to stop and/or delete the service, run the command prompt as an administrator. You can do this by searching for the command prompt on your start menu and th...
How do I check if file exists in jQuery or pure JavaScript?
How do I check if a file on my server exists in jQuery or pure JavaScript?
17 Answers
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In C#, how do I calculate someone's age based on a DateTime type birthday?
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Just wanted to comment on DateTime.Now performance. If you don't need an accurate time zone value, use DateTime.UtcNow it's much faster.
– JAG
Jan 22 '09 at 10:29
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