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How to prevent SIGPIPEs (or handle them properly)
...IGPIPE we first check if it is pending. If it does, this means that it is blocked in this thread, and we have to do nothing. If the library generates additional SIGPIPE, it will be merged with the pending one, and that's a no-op. If SIGPIPE is not pending then we block it in this thread, and also...
How does the NSAutoreleasePool autorelease pool work?
...u cannot use autorelease pools directly. Instead, you use @autoreleasepool blocks. From developer.apple.com/library/mac/#documentation/Cocoa/Reference/…
– Md Mahbubur Rahman
Mar 28 '13 at 6:11
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Sphinx autodoc is not automatic enough
...{ fullname | escape | underline}}
.. automodule:: {{ fullname }}
{% block attributes %}
{% if attributes %}
.. rubric:: Module Attributes
.. autosummary::
:toctree: <-- add this line
{% for item in attributes %}
{{ item }}
...
How to comment lines in rails html.erb files? [duplicate]
...et me know the way to comment out a single line and also to comment out
a block of lines in *.html.erb files.
3 Answers
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jQuery changing style of HTML element
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Use this:
$('#navigation ul li').css('display', 'inline-block');
Also, as others have stated, if you want to make multiple css changes at once, that's when you would add the curly braces (for object notation), and it would look something like this (if you wanted to change, say, ...
How can you automatically remove trailing whitespace in vim
...eepp %s/\s\+$//e
call cursor(l, c)
endfun
autocmd FileType c,cpp,java,php,ruby,python autocmd BufWritePre <buffer> :call <SID>StripTrailingWhitespaces()
If you want to apply this on save to any file, leave out the second autocmd and use a wildcard *:
autocmd BufWritePre * :call &...
How can I catch all the exceptions that will be thrown through reading and writing a file?
...u don't wanna deal with them in that method.
To catch all exceptions some block of code may throw you can do: (This will also catch Exceptions you wrote yourself)
try {
// exceptional block of code ...
// ...
} catch (Exception e){
// Deal with e as you please.
//e may be any t...
How do I horizontally center a span element inside a div
...
One option is to give the <a> a display of inline-block and then apply text-align: center; on the containing block (remove the float as well):
div {
background: red;
overflow: hidden;
text-align: center;
}
span a {
background: #222;
color: #fff;
d...
How do you diff a directory for only files of a specific type?
...le1 PATH1/ PATH2/
For example:
find PATH1/ -type f | grep --text -vP "php$|html$" | sed 's/.*\///' | sort -u > file1
diff PATH1/ PATH2/ -rq -X file1
share
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improve this answer
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MySQL check if a table exists without throwing an exception
...is the best way to check if a table exists in MySQL (preferably via PDO in PHP) without throwing an exception. I do not feel like parsing the results of "SHOW TABLES LIKE" et cetera. There must be some sort of boolean query?
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