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How to check if an array field contains a unique value or another array in MongoDB?
... for the $all does it mean all elements AND in the expressed order or is it just unordered ?
– redben
Mar 26 '11 at 14:36
2
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WPF Command Line
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In order to write to the console in which the app was launched, you need to call AttachConsole(-1), Console.Writeline(message), and then FreeConsole() when you're done.
– oltman
Apr 5 '10 a...
Intellij IDEA generate for-each/for keyboard shortcut
... Iterate elements of array
ritar Iterate elements of array in reverse order
There are probably many more, just lookup 'Live Templates' in help documentation.
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Why is it considered a bad practice to omit curly braces? [closed]
... This is not to say I set out to write clunky or ugly code, but this is MY order of priority.
By omitting curly braces in most instances, it for me makes (b), (c) and (d) more difficult (note not impossible however). I would say that using curly braces or not has not effect on (a).
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SQL Server 2008: how do I grant privileges to a username?
...Security tree in SSMS, only Logins & Credentials - apart from this, in order for sp_addrolemember to work, the user has to be mapped to the database in question, otherwise "user ... does not exist in the database" error is given (stackoverflow.com/questions/7232559/… - see comments to the acce...
Redis cache vs using memory directly
... etc ...
Redis can replicate its activity with a master/slave mechanism in order to implement high-availability.
Basically, if you need your application to scale on several nodes sharing the same data, then something like Redis (or any other remote key/value store) will be required.
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mvn clean install vs. deploy vs. release
...ject tests against the modified POMs to confirm everything is
in working order
Commit the modified POMs
Tag the code in the SCM with a version name (this will be prompted
for)
Bump the version in the POMs to a new value y-SNAPSHOT (these values
will also be prompted for)
Commit the mod...
Black transparent overlay on image hover with only CSS?
...n: all 1s;
}
Use an opacity of 1 when hovering over the pseudo element in order to facilitate the transition:
.image:hover:after {
opacity: 1;
}
END RESULT HERE
If you want to add text on hover:
For the simplest approach, just add the text as the pseudo element's content value:
EXAMPLE HERE
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Programmatically open Maps app in iOS 6
...ower code in an else statement after that if. Note that if you reverse the order of items in the openMapsWithItems: array, you'll get directions from the coordinate to your current location. You could probably use it to get directions between any two locations by passing a constructed MKMapItem inst...
Get cookie by name
...cookies are stored as follows:
"{name}={value}; {name}={value}; ..."
in order to retrieve specific cookie value, we just need to get string that is after "; {name}=" and before next ";". Before we do any processing, we prepend the cookies string with "; ", so that every cookie name, including the...