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What is mutex and semaphore in Java ? What is the main difference?
What is mutex and semaphore in Java ? What is the main difference ?
11 Answers
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How to configure static content cache per folder and extension in IIS7?
...lease add context around the link so your fellow users will have some idea what it is and why it’s there. Always quote the most relevant part of an important link, in case the target site is unreachable or goes permanently offline.
– Greg the Incredulous
Nov ...
What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
...urn some sort of constant ID value in getItemId(position) which represents what kind of data getItem(position) is returning, or use instanceof to determine what object you have.
Other than what I've mentioned, I've never felt like I really needed to use these methods
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When should the xlsm or xlsb formats be used?
...re: Core2Duo 2.3 GHz, 4 GB RAM, 5.400 rpm SATA II HD; Windows 7, under somewhat heavy load from other processes.)
Beside this, there should be no differences. More precisely,
both formats support exactly the same feature set
cites this blog post from 2006-08-29. So maybe the info that .xlsb ...
Open file dialog box in JavaScript
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This is what worked best for me (Tested on IE8, FF, Chrome, Safari).
#file-input {
cursor: pointer;
outline: none;
position: absolute;
top: 0;
left: 0;
width: 0;
height: 0;
overflow: hidden;
filter: al...
JavaScript: remove event listener
...and it did not work. But that was because I needed to click fifty times :) What an idiot I am. Simplified example here: jsfiddle.net/karim79/aZNqA
– karim79
Dec 9 '10 at 19:49
4
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Predicate Delegates in C#
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What is Predicate Delegate?
1) Predicate is a feature that returns true or false.This concept has come in .net 2.0 framework.
2) It is being used with lambda expression (=>). It takes generic type as an argument.
3) It a...
jQuery .each() index?
...lt;br>");
console.log($(this).text());
// BEGIN just to see what would happen if nesting an .each within an .each
$('p').each(function(index) {
$results.append("==================== nested each");
$results.append("<br>");
$results.append("nested each in...
How to grant remote access to MySQL for a whole subnet?
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I just did it like this, but, say, what makes it not apply to: user_name@'192.168.1.my-hacked-rnds.killing.mysql.com'???? i'll now walk on, since this being MySQL I sense I don't want to know the answer.
– Florian Heigl
A...
Which annotation should I use: @IdClass or @EmbeddedId
... in most situations (Got to know this from a session by Antonio Goncalves .What he suggested is we could use the @IdClass in case the composite key class is not accessible or comes in from another module or legacy code where we can't add a annotation .In those scenarios @IdClass will give us a way o...