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Break or return from Java 8 stream forEach?
...l code here
if(some_exceptional_condition_met) {
throw new BreakException();
}
}
}
catch (BreakException e) {
// here you know that your condition has been met at least once
}
Notice that the try...catch is not around the lambda expression, but rather around the ...
insert a NOT NULL column to an existing table
...n initially create Null-able column, then update your table column with valid not null values and finally ALTER column to set NOT NULL constraint:
ALTER TABLE MY_TABLE ADD STAGE INT NULL
GO
UPDATE MY_TABLE SET <a valid not null values for your column>
GO
ALTER TABLE MY_TABLE ALTER COLUMN STAG...
How to make a background 20% transparent on Android
...e other way, instead of CC use 33 which is the hexadecimal for 255 * 0.2 = 51.
In order to calculate the proper value for an alpha transparency value you can follow this procedure:
Given a transparency percentage, for example 20%, you know the opaque percentage value is 80% (this is 100-20=80)
Th...
jQuery/JavaScript to replace broken images
...dth == 0 ) {
// image was broken, replace with your new image
this.src = 'http://www.tranism.com/weblog/images/broken_ipod.gif';
}
});
});
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How to pass arguments from command line to gradle
...st of predefined properties in table 13.1 at gradle.org/docs/current/userguide/writing_build_scripts.html.
– Lidia
Jul 31 '12 at 23:50
2
...
Android studio - Failed to find target android-18
... Restarting the mac was the only thing that let IntelliJ see the newly installed SDKs for me.
– codeulike
Feb 11 '16 at 15:51
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External template in Underscore
...ed to the watch task so changes to your files will automatically trigger a new 'build' of your project.
It takes some time to set things up and understand how to configure the grunt.js file, but it well, well worth the time invested, and I don't think you will ever go back to a pre-grunt way of wo...
What's the advantage of a Java enum versus a class with public static final fields?
...nswered Dec 27 '12 at 0:10
Dave NewtonDave Newton
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Is there any way to put malicious code into a regular expression?
...} block the catches alarm‐type exceptions, all the way to spawning off a new thread that’s specially created with a timing constraint built right into it.
Code Callouts
In regex languages that admit code callouts, some mechanism for allowing or disallowing these from the string you’re going ...
Is it possible to change only the alpha of a rgba background colour on hover?
...le with custom properties:
.brown { --rgb: 118, 76, 41; }
.green { --rgb: 51, 91, 11; }
a { display: block; position: relative; }
div { position: absolute; bottom: 0; background-color: rgba(var(--rgb), 0.8); }
a:hover div { background-color: rgba(var(--rgb), 1); }
To understand how this works, s...