大约有 24,000 项符合查询结果（耗时：0.0969秒） [XML]
Detect if Android device has Internet connection
...onseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connection", e);
}
} else {
Log.d(LOG_TAG, "No network available!");
}
return false;
}
Of course you can substitute the http://www.google.com URL for any other serv...
Get last dirname/filename in a file path argument in Bash
...ad only the last directory in the directory string passed to the script in order to checkout to the same sub-directory where our projects are hosted.
...
Restoring MySQL database from physical files
... a single tablespace *, which by default consist of the 3 files ibdata1, ib_logfile0, and ib_logfile1. for restoring a database, you would also need those files. * per-table tablespaces are possible, but not default
– ax.
Aug 21 '09 at 18:18
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Notification click: activity already open
...
Try setting the flags to Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP instead.
From the documentation for FLAG_ACTIVITY_CLEAR_TOP (emphasis mine):
If set, and the activity being launched is already running in the
current task, then in...
How to rsync only a specific list of files?
...irectly on the command line instead:
# rsync -avP -e ssh `cat deploy/rsync_include.txt` root@0.0.0.0:/var/www/
This is assuming, however, that your list isn't so long that the command line length will be a problem and that the rsync_include.txt file contains just real paths (i.e. no comments, and...
Select N random elements from a List in C#
...
Using linq:
YourList.OrderBy(x => rnd.Next()).Take(5)
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android studio 0.4.2: Gradle project sync failed error
...me .gradle file out of the way". I tried changing its name for example to "___build.gradle" and it didn't work. What did you mean to?
– Ángel Carlos del Pozo Muela
Jan 17 '14 at 7:42
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How to determine if object is in array [duplicate]
...(In fact, using lodash, this whole solution becomes a one-liner, combining _.some and _.isEqual: _.some(list, v => _.isEqual(v, o)).)
– cdhowie
Dec 23 '19 at 18:34
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Difference Between One-to-Many, Many-to-One and Many-to-Many?
...ate is the one side and City is the many side. There will be a column state_id in the table cities.
In unidirectional, Person class will have List<Skill> skills but
Skill will not have Person person. In bidirectional, both
properties are added and it allows you to access a Person given a
ski...
Declaring abstract method in TypeScript
...defines concrete methods & properties.
*/
class Animal {
private _impl : IAnimal;
public name : string;
/**
* Here comes the clever part: by letting the constructor take an
* implementation of IAnimal as argument Animal cannot be instantiated
* without a valid imp...