大约有 13,360 项符合查询结果（耗时：0.0354秒） [XML]
PHP array delete by value (not key)
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Using array_search() and unset, try the following:
if (($key = array_search($del_val, $messages)) !== false) {
unset($messages[$key]);
}
array_search() returns the key of the element it finds, which can be used to remove that ele...
String comparison using '==' vs. 'strcmp()'
...tring2 sorts before string1 or 0 if they are the same. For example $string_first = "aabo"; $string_second = "aaao"; echo $n = strcmp($string_first,$string_second); will return greater than zero, as aaao is sorting before aabo.
– HTML Man
Aug 16 '13 at 18:00
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How to find out the MySQL root password
...sword.
On ubuntu I did the following:
sudo service mysql stop
sudo mysqld_safe --skip-grant-tables --skip-syslog --skip-networking
Then run mysql in a new terminal:
mysql -u root
And run the following queries to change the password:
UPDATE mysql.user SET authentication_string=PASSWORD('passw...
How to print out more than 20 items (documents) in MongoDB's shell?
...h(function(f){print(tojson(f, '', true));});
which would return only the _id and name field from foo.
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Running JAR file on Windows
...ield, needs to display something similar to C:\Program Files\Java\j2re1.4.2_04\bin\javaw.exe" -jar "%1" % (Note: the part starting with 'javaw' must be exactly like that; the other part of the path name can vary depending on which version of Java you're using) then press the OK buttons until all the...
How to commit my current changes to a different branch in Git [duplicate]
...me, perhaps by putting your current branch name in your prompt by adding $(__git_ps1) to your PS1 environment variable in your bashrc file. (See for example the Git in Bash documentation.)
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i...
Visual Studio immediate window command for Clear All
...ClearImmediateWindow()
Try
Dim vsWindowKindImmediateWindow As String _
= "{ECB7191A-597B-41F5-9843-03A4CF275DDE}"
Try
Dim obj As Object = System.Runtime.InteropServices.Marshal._
GetActiveObject("VisualStudio.DTE.10.0")
If obj IsNot Nothing...
Possible to perform cross-database queries with PostgreSQL?
...n that case you don't need anything special to query across them.
postgres_fdw
Use postgres_fdw (foreign data wrapper) to connect to tables in any Postgres database - local or remote.
Note that there are foreign data wrappers for other popular data sources. At this time, only postgres_fdw and fil...
Fragment over another fragment issue
...lns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:clickable="true" />
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Convert Array to Object
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@eugene_sunic indeed, but that approach was not available when I answered this in 2010 :)
– Pointy
Jul 14 '18 at 15:22
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