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How can I scale an image in a CSS sprite
... cross-browser desktop & mobile
[class^="icon-"]{
display: inline-block;
background: url('../img/icons/icons.png') no-repeat;
width: 64px;
height: 51px;
overflow: hidden;
zoom:0.5;
-moz-transform:scale(0.5);
-moz-transform-origin: 0 0;
}
.icon-huge{
zoom:1;
...
How to change the style of alert box?
...ion() { removeCustomAlert();return false; }
alertObj.style.display = "block";
}
function removeCustomAlert() {
document.getElementsByTagName("body")[0].removeChild(document.getElementById("modalContainer"));
}
And CSS for alert() Box
#modalContainer {
background-color:rgba(0, 0, 0,...
Is a memory leak created if a MemoryStream in .NET is not closed?
...
The using block calls dispose for you.
– Nick
Oct 24 '08 at 15:52
20
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Center image in table td in CSS
...
Simple way to do it for html5 in css:
td img{
display: block;
margin-left: auto;
margin-right: auto;
}
Worked for me perfectly.
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...
I need to securely store a username and password in Python, what are my options?
...ets'
PASSPHRASE_SIZE = 64 # 512-bit passphrase
KEY_SIZE = 32 # 256-bit key
BLOCK_SIZE = 16 # 16-bit blocks
IV_SIZE = 16 # 128-bits to initialise
SALT_SIZE = 8 # 64-bits of salt
### System Functions ###
def getSaltForKey(key):
return PBKDF2(key, saltSeed).read(SALT_SIZE) # Salt is generated a...
How to properly stop the Thread in Java?
...g as suggested above. The reason being that if you're in an interruptable blocking call (like Thread.sleep or using java.nio Channel operations), you'll actually be able to break out of those right away.
If you use a flag, you have to wait for the blocking operation to finish and then you can chec...
Using NSPredicate to filter an NSArray based on NSDictionary keys
...nts: [["key2": "value2", "key1": "value1"]]
#2. Using NSPredicate init(block:) initializer
As an alternative if you prefer strongly typed APIs over stringly typed APIs, you can use init(block:) initializer.
Usage:
import Foundation
let array = [["key1": "value1", "key2": "value2"], ["key1": ...
How can I recover the return value of a function passed to multiprocessing.Process?
...(p)
p.start()
for p in processes:
ret = q.get() # will block
rets.append(ret)
for p in processes:
p.join()
return rets
Queue is a blocking, thread-safe queue that you can use to store the return values from the child processes. So you have to pass the qu...
Best Practice for Forcing Garbage Collection in C#
...e GC to be done before each iteration, outside of my "performance measured block", because I feel that more closely models the situation in production, in which the GC could/should be forced after navigating each "map".
– corlettk
Sep 12 '12 at 6:48
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Can we add a inside H1 tag?
...
Yes you can. It can be used to format a part of a h1 block:
<h1>Page <span class="highlight">Title</span></h1>
If the style applies to the entire h1 block, I do this:
<h1 class="highlight">Page Title</h1>
...