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Remove multiple keys from Map in efficient way?
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Bootstrap NavBar with left, center or right aligned items
...;
</div>
<div class="navbar-collapse collapse w-100 order-3 dual-collapse2">
<ul class="navbar-nav ml-auto">
<li class="nav-item">
<a class="nav-link" href="#">Right</a>
</li>
<li class="...
SQL update trigger only when column is modified
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Xcalibur
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answered Aug 27 '12 at 12:10
mehdi lotfimehdi lot...
How to open a web server port on EC2 instance
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Jackson JSON custom serialization for certain fields
... Kevin BowersoxKevin Bowersox
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jQuery removing '-' character from string
I have a string "-123445". Is it possible to remove the '-' character from the string?
3 Answers
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Size-limited queue that holds last N elements in Java
...ifoQueue<Integer>(2);
fifo.add(1);
fifo.add(2);
fifo.add(3);
System.out.println(fifo);
// Observe the result:
// [2, 3]
If you are using an older version of the Apache commons collections (3.x), you can use the CircularFifoBuffer which is basically the same thing wi...
How to set working/current directory in Vim?
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answered Feb 18 '10 at 13:11
falstrofalstro
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How to disable/enable the sleep mode programmatically in iOS?
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380
You can disable the idle timer as follows;
In Objective-C:
[UIApplication sharedApplication]...
How do I make a semi transparent background?
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323
Use rgba():
.transparent {
background-color: rgba(255,255,255,0.5);
}
This will give you ...