大约有 30,000 项符合查询结果(耗时:0.0515秒) [XML]
When are you supposed to use escape instead of encodeURI / encodeURIComponent?
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I NEED TO UPVOTE THIS SEVERAL TIMES! Unfortunately can only upvote once.
– Ramazan Polat
Oct 5 '16 at 19:44
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how to convert array values from string to int?
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This is almost 3 times faster than explode(), array_map() and intval():
$integerIDs = json_decode('[' . $string . ']', true);
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impr...
How to use NULL or empty string in SQL
I would like to know how to use NULL and an empty string at the same time in a WHERE clause in SQL Server. I need to find records that have either null values or an empty string. Thanks.
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Difference between declaring variables before or in loop?
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Well I ran your A and B examples 20 times each, looping 100 million times.(JVM - 1.5.0)
A: average execution time: .074 sec
B: average execution time : .067 sec
To my surprise B was slightly faster.
As fast as computers are now its hard to say if you could a...
Create Git branch with current changes
...h branch/name
git checkout branch/name
git push origin branch/name
Often times I forget to add the origin part to push and get confused why I don't see the new branch/commit in bitbucket
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Make git automatically remove trailing whitespace before committing
...for that (includes removing trailing whitespace)
Note that at any given time you can choose to not run the pre-commit hook:
temporarily: git commit --no-verify .
permanently: cd .git/hooks/ ; chmod -x pre-commit
Warning: by default, a pre-commit script (like this one), has not a "remove trai...
Make a DIV fill an entire table cell
... thx for this article; i have been searching for this for a long time
– Ionut Flavius Pogacian
Oct 23 '12 at 17:43
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What does %~dp0 mean, and how does it work?
... - expands %I to file attributes of file
%~tI - expands %I to date/time of file
%~zI - expands %I to size of file
%~$PATH:I - searches the directories listed in the PATH
environment variable and expands %I to the
fully qualified name of the first one fo...
How do I disconnect all other users in tmux?
...ients to detach; it will also list they col/lines as well as the last used time. Note the uppercase D, i.e. Shift+d.
You could also use tmux's detach-client option
detach-client [-P] [-a] [-s target-session] [-t target-client]
(alias: detach)
Detach the current client if b...
How can I measure the speed of code written in PHP? [closed]
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You have (at least) two solutions :
The quite "naïve" one is using microtime(true) tobefore and after a portion of code, to get how much time has passed during its execution ; other answers said that and gave examples already, so I won"t say much more.
This is a nice solution if you want to benc...
