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Proper use of beginBackgroundTaskWithExpirationHandler
... its allotted time has expired.
Mine tend look something like this:
- (void) doUpdate
{
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
[self beginBackgroundUpdateTask];
NSURLResponse * response = nil;
NSError * error = nil;
...
How to refresh / invalidate $resource cache in AngularJS
...ol it like any another cache made with $cacheFactory, a usage instance provided below:
$httpDefaultCache.remove(key);
// Where key is the relative URL of your resource (eg: /api/user/current/51a9020d91799f1e9b8db12f)
share...
What causes imported Maven project in Eclipse to use Java 1.5 instead of Java 1.6 by default and how
...r-plugin appropriately, as I already suggested:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.1</version>
<configuration>
<source>1.6</source>
<target>1...
How to read json file into java with simple JSON library
...
I have tried that but it did not work. Can you give me a code example
– billz
Jun 7 '12 at 8:22
3
...
How can I hash a password in Java?
...ception;
import java.security.SecureRandom;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
import java.util.Arrays;
import java.util.Base64;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.crypto.SecretKeyFactory;
import javax.cryp...
How to create GUID / UUID?
I'm trying to create globally-unique identifiers in JavaScript. I'm not sure what routines are available on all browsers, how "random" and seeded the built-in random number generator is, etc.
...
what is difference between success and .done() method of $.ajax
...ions:
$.ajax("parent").
done(function(p) { return $.ajax("child/" + p.id); }).
done(someOtherDeferredFunction).
done(function(c) { alert("success: " + c.name); });
This chain of functions is easier to maintain than a nested pyramid of callbacks you get with success.
However, please n...
What are these attributes: `aria-labelledby` and `aria-hidden`
...ributes are called as ARIA attribute states and model
aria-labelledby: Identifies the element (or elements) that labels the current element.
aria-hidden (state): Indicates that the element and all of its descendants are not visible or perceivable to any user as implemented
by the author....
What to do with commit made in a detached head
...
how does one avoid detaching heads in the future?
– ycomp
Mar 4 '16 at 4:17
...
How to pass event as argument to an inline event handler in JavaScript?
...
to pass the event object:
<p id="p" onclick="doSomething(event)">
to get the clicked child element (should be used with event parameter:
function doSomething(e) {
e = e || window.event;
var target = e.target || e.srcElement;
console.log...