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Twitter bootstrap 3 two columns full height
...50px 0 0 0; /*set left/right padding according to needs*/
box-sizing: border-box;
}
.row {
height: 100%;
display: table-row;
}
.row .no-float {
display: table-cell;
float: none;
}
The above code will achieve full-height columns (due to the custom css-table properties which we add...
How good is Java's UUID.randomUUID?
...isions
the number of random version 4 UUIDs which need to be generated in order to have a 50% probability of at least one collision is 2.71 quintillion, computed as follows:
...
This number is equivalent to generating 1 billion UUIDs per second for about 85 years, and a file containing this many UU...
Is there a performance impact when calling ToList()?
...mall the size is doubled so the backing array grows like this 4, 8, 16, 32 etc. Every time the backing array grows it has to be reallocated and all elements stored so far have to be copied. This operation is much more costly compared to the first case where an array of the correct size can be create...
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo
...fix the problem
Once the jar was added to the build path, I had change the order on the Java Build Path > Order and Export tab - I set the JAR to the first item in the list (it was the last after the /src and /gen items).
I then rebuilt and redeployed the app to my device - it worked as expected ...
What's “requestCode” used for on PendingIntent?
...sed to retrieve the same pending intent instance later on (for cancelling, etc).
Yes, my guess is the alarms will override each other. I would keep the request codes unique.
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Do I need elements in persistence.xml?
...e Java EE 5 tutorial:
<persistence>
<persistence-unit name="OrderManagement">
<description>This unit manages orders and customers.
It does not rely on any vendor-specific features and can
therefore be deployed to any persistence provider.
...
In C# check that filename is *possibly* valid (not that it exists) [duplicate]
...e.txt will take long to evaluate, as the constructor sends SMB packets to fetch all FileInfo properties.
– bytecode77
Jul 18 '18 at 19:03
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Is there a “null coalescing” operator in JavaScript?
...
The for(var i in arguments) doesn't guarantee iteration order, according to MDN. See also Why is JavaScript's For…In loop not recommended for arrays? and Why is using “for…in” with array iteration such a bad idea?.
– MvG
Aug 17 '15 at...
How to create a bash script to check the SSH connection?
...at all about the commands... or what you are actually doing.. what is $? ? etc
– Toskan
Jan 18 '18 at 21:19
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PHP and Enumerations
...ract class DaysOfWeek
{
const Sunday = 0;
const Monday = 1;
// etc.
}
$today = DaysOfWeek::Sunday;
However, other use cases may require more validation of constants and values. Based on the comments below about reflection, and a few other notes, here's an expanded example which may be...