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iOS Detect 3G or WiFi
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Using the code that Apple has provided here
Reachability *reachability = [Reachability reachabilityForInternetConnection];
[reachability startNotifier];
NetworkStatus status = [reachability currentReachabilityStatus];
if(status == NotReachable)
{
//No internet
}
else if ...
Following git-flow how should you handle a hotfix of an earlier release?
If you try to follow the git-flow branching model, documented here and with tools here , how should you handle this situation:
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sed: print only matching group
...t to grab the last two numbers (one int, one float; followed by optional whitespace) and print only them.
5 Answers
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NULL vs nil in Objective-C
...void *)context
Context is a void * (ie a C-style pointer), so you'd definitely use NULL (which is sometimes declared as (void *)0) rather than nil (which is of type id).
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How to change ViewPager's page?
I'm using ViewPager in my app and define it in the main Activity. Inside onCreate method I load some number of pages from SharedPreferences and then pass it to PagerAdapter:
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What is the difference between packaged_task and async
While working with the threaded model of C++11, I noticed that
3 Answers
3
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How can i query for null values in entity framework?
...thing.Equals(value)
select entry;
Workaround for Linq-to-Entities (ouch!):
var result = from entry in table
where (value == null ? entry.something == null : entry.something == value)
select entry;
This is a nasty bug which has bitten me several times. If ...
How to change the Eclipse default workspace?
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If you mean "change workspace" go to File -> Switch Workspace
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What does the smiley face “:)” mean in CSS?
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From an article at javascriptkit.com, that's applied for IE 7 and earlier versions:
if you add a non-alphanumeric character such as an asterisk (*) immediately before a property name, the property will be applied in IE and not in other browsers.
Als...
PHP Regex to get youtube video ID?
...u are trying to accomplish, use those.)
parse_url takes a string and cuts it up into an array that has a bunch of info. You can work with this array, or you can specify the one item you want as a second argument. In this case we're interested in the query, which is PHP_URL_QUERY.
Now we have the q...