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What exactly does an #if 0 … #endif block do?
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edited May 17 '10 at 21:31
answered May 17 '10 at 21:24
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How to create NSIndexPath for TableView
... IndexPath(row: rowIndex, section: sectionIndex)
Swift 5
IndexPath(row: 0, section: 0)
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How can I get jquery .val() AFTER keypress event?
... Simon Arnold
13.8k66 gold badges5959 silver badges8080 bronze badges
answered Jun 17 '10 at 16:11
Hooray Im HelpingHooray Im Helping
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Flexbox not giving equal width to elements
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If you want your elements to be completely even, you can set flex-basis: 0. This will set the flex basis to 0 and then any remaining space (which will be all space since all basises are 0) will be proportionally distributed based on flex-grow.
li {
flex-grow: 1;
flex-basis: 0;
/* ......
How can I generate random alphanumeric strings?
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1750
I heard LINQ is the new black, so here's my attempt using LINQ:
private static Random random = ...
Convert a byte array to integer in Java and vice versa
...rticular, the ByteBuffer. It can do all the work for you.
byte[] arr = { 0x00, 0x01 };
ByteBuffer wrapped = ByteBuffer.wrap(arr); // big-endian by default
short num = wrapped.getShort(); // 1
ByteBuffer dbuf = ByteBuffer.allocate(2);
dbuf.putShort(num);
byte[] bytes = dbuf.array(); // { 0, 1 }
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Using sed and grep/egrep to search and replace
I am using egrep -R followed by a regular expression containing about 10 unions, so like:
.jpg | .png | .gif etc. This works well, now I would like to replace all strings found with .bmp
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How can I make a div stick to the top of the screen once it's been scrolled to?
...ositioning your element as fixed:
.fixedElement {
background-color: #c0c0c0;
position:fixed;
top:0;
width:100%;
z-index:100;
}
Edit: You should have the element with position absolute, once the scroll offset has reached the element, it should be changed to fixed, and the top p...
postgresql COUNT(DISTINCT …) very slow
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40
holy queries batman! This sped up my postgres count distinct from 190s to 4.5 whoa!
– rogerdpack
Nov ...
The simplest way to resize an UIImage?
...Phone app, I take a picture with the camera, then I want to resize it to 290*390 pixels. I was using this method to resize the image :
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