大约有 22,000 项符合查询结果（耗时：0.0307秒） [XML]
Equivalent of jQuery .hide() to set visibility: hidden
... toggle() which could break other scripts. If you wanted, you could add an extra argument to toggle() to specify whether visibility or display should be toggled. I'd just use the custom one in my last example, however. :)
– alex
Mar 8 '12 at 8:49
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Check if a given key already exists in a dictionary
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this also avoids an extra allocation. (important for making tight loops a bit faster)
– nurettin
Dec 9 '18 at 9:19
add a...
What is a 'thunk'?
...re's function. The thunk here is effectively supplying one or more hidden extra arguments to the function that are not provided by the call site.
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Check for null in foreach loop
...s; everything else is going to involve much more work (tests, assignments, extra method calls, unnecessary GetEnumerator(), MoveNext(), Dispose() on the iterator, etc).
An if test is simple, obvious, and efficient.
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Git pre-push hooks
...th pre-commit hooks. Apart from protecting a branch, they can also provide extra security combined with pre-commit hooks.
And for an example on how to use (taken and adopted and enhanced from this nice entry)
Simple example to login to vagrant, run tests and then push
#!/bin/bash
# Run the follo...
GCC dump preprocessor defines
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Late answer - I found the other answers useful - and wanted to add a bit extra.
How do I dump preprocessor macros coming from a particular header file?
echo "#include <sys/socket.h>" | gcc -E -dM -
or (thanks to @mymedia for the suggestion):
gcc -E -dM -include sys/socket.h - < /de...
How to disable mouse scroll wheel scaling with Google Maps API
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Keep it simple! Original Google maps variable, none of the extra stuff.
var mapOptions = {
zoom: 16,
center: myLatlng,
scrollwheel: false
}
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Disable validation of HTML5 form elements
...e in the $options array of the FormHelper::create(). Thanks bassim for the extra info :)
– Jelmer
Feb 10 '13 at 20:36
12
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How to copy to clipboard in Vim?
... As an addendum to your note - you may also have to install extra packages to get this to work. If your vim lacks the +xterm_clipboard feature (visible when you run vim --version). This was the case for me (running Kubuntu 12.10). I had to install the vim-gui-common package to get the...
What is the use case of noop [:] in bash?
...can discover that : ignores them. Mostly, you are just making the shell do extra work in expanding * to a list of files in the current directory; it won't actually affect how the script works.
– chepner
Nov 5 '14 at 14:48
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