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How to delete a module in Android Studio
...ed via "File -> Project Structure" or by right-clicking on a Module and selecting "Module Settings".
Then select the module, and click the "minus" button to remove it.
The directory will still be visible in the "Project" view (though not in the "Android" view) since it's not actually delete...
How to use chrome web inspector to view hover code
...u can use Event Listener Breakpoints sidebar pane in the Scripts panel and select to pause in mouseover handlers.
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How do I check/uncheck all checkboxes with a button using jQuery?
...ecking/unchecking the parent checkbox all the child checkboxes are getting selected/deselected also with the text of parent checkbox getting changed to checkall/uncheckall.
...
How can I make the Android emulator show the soft keyboard?
... time I try to do it, it resets itself! I click New... Hardware property, select Keyboard Support, change the value to 'no', click edit/create, but when I edit it again or get info: Hardware Keyboard = yes! Ha! I can't express how sublime I find the Android emulator.
– blahd...
What's the Point of Multiple Redis Databases?
...e instances lets you take advantage of multiple cores. If you use database selection you will have to refactor when upgrading. Monitoring and managing multiple instances is not difficult nor painful.
Indeed, you would get far better metrics on each db by segregation based on instance. Each instanc...
Version vs build in Xcode
...ey are the same values.
When viewing the Info tab, if you right-click and select Show Raw Keys/Values, you'll see the actual names are CFBundleShortVersionString (Version) and CFBundleVersion (Build).
The Version is usually used how you appear to have been using it with Xcode 3. I'm not sure on wh...
NSObject +load and +initialize - What do they do?
...
// ... initialize not implemented in this class
@end
int main(int argc, char *argv[]) {
@autoreleasepool {
Subclass *object = [[Subclass alloc] init];
}
return 0;
}
This program prints two lines of output:
2012-11-10 16:18:38.984 testApp[7498:c07] in Superclass initialize; ...
How to remove a key from Hash and get the remaining hash in Ruby/Rails?
...m a hash and get the remaining hash in Ruby.
.slice => It will return selected keys and not delete them from the original hash. Use slice! if you want to remove the keys permanently else use simple slice.
2.2.2 :074 > hash = {"one"=>1, "two"=>2, "three"=>3}
=> {"one"=>1, "tw...
Populate data table from data reader
... conn = new SqlConnection(connString);
string query = "SELECT * FROM Customers";
SqlCommand cmd = new SqlCommand(query, conn);
conn.Open();
SqlDataReader dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
DataTable dtSchema = ...
How do I specify a password to 'psql' non-interactively?
...ORD="$(pbpaste)" --rm postgres psql -h www.example.com dbname username -c 'SELECT * FROM table;'
– Bilal Akil
Nov 23 '17 at 4:34
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