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How to support placeholder attribute in IE8 and 9
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if you use jquery you can do like this. from this site Placeholder with Jquery
$('[placeholder]').parents('form').submit(function() {
$(this).find('[placeholder]').each(function() {
var input = $(this);
if (input.val() == input.attr('placeholder')) {
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Getting the last revision number in SVN?
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This should work in Bash, from a working directory. I've used it in Windows with unixutils installed:
svn info |grep Revision: |cut -c11-
share
|
i...
Find intersection of two nested lists?
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Use from functools import reduce to use it in Python 3. Or better yet, use an explicit for loop.
– TrigonaMinima
Aug 2 '16 at 8:51
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Function Pointers in Java
...cept of delegates, which relates strongly to the idea of function pointers from C++. Is there a similar functionality in Java? Given that pointers are somewhat absent, what is the best way about this? And to be clear, we're talking first class here.
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Make a UIButton programmatically in Swift
...DidLoad()
// Do any additional setup after loading the view, typically from a nib.
let myFirstLabel = UILabel()
let myFirstButton = UIButton()
myFirstLabel.text = "I made a label on the screen #toogood4you"
myFirstLabel.font = UIFont(name: "MarkerFelt-Thin", size: 45)
myFirst...
How to convert a double to long without casting?
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The preferred approach should be:
Double.valueOf(d).longValue()
From the Double (Java Platform SE 7) documentation:
Double.valueOf(d)
Returns a Double instance representing the specified double value.
If a new Double instance is not required, this method should
generally be used...
How do I serialize a C# anonymous type to a JSON string?
... Customer { Name="Joe Bloggs", Age=31 };
var json = customer.ToJson();
var fromJson = json.FromJson<Customer>();
Note: Only use Microsofts JavaScriptSerializer if performance is not important to you as I've had to leave it out of my benchmarks since its up to 40x-100x slower than the other ...
Android-java- How to sort a list of objects by a certain value within the object
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Hey thanks for the link :) I go back and forth from one language to the next so Im always missing something :p you know how it goes......jack of all trades but a master of none lol
– James andresakis
Feb 2 '12 at 21:02
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How do I extract the contents of an rpm?
...rpm2cpio, here is the ancient rpm2cpio.sh script
that extracts the payload from a *.rpm package.
Reposted for posterity … and the next generation.
Invoke like this:
./rpm2cpio.sh .rpm | cpio -dimv
#!/bin/sh
pkg=$1
if [ "$pkg" = "" -o ! -e "$pkg" ]; then
echo "no package supplied" 1>...
Mocking vs. Spying in mocking frameworks
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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