大约有 40,000 项符合查询结果（耗时：0.0503秒） [XML]
Fetch the row which has the Max value for a column
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This will retrieve all rows for which the my_date column value is equal to the maximum value of my_date for that userid. This may retrieve multiple rows for the userid where the maximum date is on multiple rows.
select userid,
my_date,
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In PHP, how to detect the execution is from CLI mode or through browser ? [duplicate]
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Use the php_sapi_name() function.
if (php_sapi_name() == "cli") {
// In cli-mode
} else {
// Not in cli-mode
}
Here are some relevant notes from the docs:
php_sapi_name — Returns the type of interface between web server...
Android, canvas: How do I clear (delete contents of) a canvas (= bitmaps), living in a surfaceView?
...or redraw) the WHOLE canvas for a new layout (= try at the game) ?
Just call Canvas.drawColor(Color.BLACK), or whatever color you want to clear your Canvas with.
And: how can I update just a part of the screen ?
There is no such method that just update a "part of the screen" since Android OS...
Trying to git pull with error: cannot open .git/FETCH_HEAD: Permission denied
...n give my www-data user the permission to update the .git directory. I am calling the shell script using php over http in browser. Details here
– KillABug
Aug 21 '15 at 8:58
15
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using gitlab token to clone without authentication
...stead of the password (the token needs to have "api" scope for clone to be allowed):
git clone https://username:token@gitlab.com/user/repo.git
Tested against 11.0.0-ee.
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Bash command to sum a column of numbers [duplicate]
...mn of numbers. I just want a quick one liner that will do something essentially like this:
10 Answers
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In a Bash script, how can I exit the entire script if a certain condition occurs?
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@CMCDragonkai, usually any non-zero code will work. If you don't need anything special, you can just use 1 consistently. If the script is meant to be run by another script, you may want to define your own set of status code with particular mea...
rsync error: failed to set times on “/foo/bar”: Operation not permitted
...rom rsync and the initial things I'm finding from web searches (as well as all the usual chmod'ing) are not solving it:
9 A...
How to check that a string is a palindrome using regular expressions?
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The answer to this question is that "it is impossible". More specifically, the interviewer is wondering if you paid attention in your computational theory class.
In your computational theory class you learned about finite state machines. A finite state machine is composed of nodes and edges. ...
Is it possible to have different Git configuration for different projects?
.gitconfig is usually stored in the user.home directory.
12 Answers
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