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What is the meaning of “__attribute__((packed, aligned(4))) ”
...ss bytes between the end of the last data structure and the start of the next, which is data structure padding.
gcc provides functionality to disable structure padding. i.e to avoid these meaningless bytes in some cases. Consider the following structure:
typedef struct
{
char Data1;
in...
UIScrollView scroll to bottom programmatically
...s. So it should be like this: scrollView.setContentOffset(CGPointMake(0, max(scrollView.contentSize.height - scrollView.bounds.size.height, 0) ), animated: true)
– Bartłomiej Semańczyk
Jan 16 '16 at 19:55
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Check if object is file-like in Python
...nyway so doing something like if not hasattr(fp, 'read') and raising some exception provides little more utility than just calling fp.read() and handling the resulting attribute error if the method does not exist.
share
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Automatically remove Subversion unversioned files
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relative path in require_once doesn't work
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Use
__DIR__
to get the current path of the script and this should fix your problem.
So:
require_once(__DIR__.'/../class/user.php');
This will prevent cases where you can run a PHP script from a different folder and therefore the relatives paths will not work.
Edit: slash problem fixed
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How to set a stroke-width:1 on only certain sides of SVG shapes?
...ht { stroke-dasharray: 50,50,100 }
<svg height="300">
<rect x="0.5" y="0.5" width="50" height="50" class="top"/>
<rect x="0.5" y="60.5" width="50" height="50" class="left"/>
<rect x="0.5" y="120.5" width="50" height="50" class="bottom"/>
<rect x="0.5" ...
How to get a URL parameter in Express?
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Express 4.x
To get a URL parameter's value, use req.params
app.get('/p/:tagId', function(req, res) {
res.send("tagId is set to " + req.params.tagId);
});
// GET /p/5
// tagId is set to 5
If you want to get a query param...
Pairs from single list
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I love this solution: it's lazy, and it exploits the statefulness of iterators to great effect. You could even make it a one-liner, though perhaps at the expense of readability: izip(*[iter(t)]*size)
– Channing Moore
Dec 18 '14...
How do I update zsh to the latest version?
I recently switched to zsh on my Terminal.app on my OS X machine successfully. The version number of zsh is 4.3.11.
6 Answe...
How does RegexOptions.Compiled work?
What is going on behind the scenes when you mark a regular expression as one to be compiled? How does this compare/is different from a cached regular expression?
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