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How to use SCNetworkReachability in Swift
...ion
func connectedToNetwork() -> Bool {
var zeroAddress = sockaddr_in()
zeroAddress.sin_len = UInt8(sizeofValue(zeroAddress))
zeroAddress.sin_family = sa_family_t(AF_INET)
guard let defaultRouteReachability = withUnsafePointer(&zeroAddress, {
SCNetworkReachabilityCr...
Programmatically update widget from activity/service/receiver
...(this, MyAppWidgetProvider.class);
intent.setAction(AppWidgetManager.ACTION_APPWIDGET_UPDATE);
// Use an array and EXTRA_APPWIDGET_IDS instead of AppWidgetManager.EXTRA_APPWIDGET_ID,
// since it seems the onUpdate() is only fired on that:
int[] ids = AppWidgetManager.getInstance(getApplication())
...
Exception thrown in NSOrderedSet generated accessors
... I am getting this error when I try to implement this work-around.. [__NSArrayI isEqualToSet:]: unrecognized selector sent to instance... This usually is from a item that has been release, but can't find where, anyone run into this?
– DerekH
Jan 19 '12 at...
Setting Vim whitespace preferences by filetype
...iliar with scripting vim then jump to :help 41.11, otherwise read :help usr_40 and :help usr_41.
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Mysql - How to quit/exit from stored procedure
...
CREATE PROCEDURE SP_Reporting(IN tablename VARCHAR(20))
proc_label:BEGIN
IF tablename IS NULL THEN
LEAVE proc_label;
END IF;
#proceed the code
END;
...
Is it safe to use -1 to set all bits to true?
...alue you need, to initialize a to the highest possible value, is -1 or UINT_MAX. The second will depend on the type of a - you will need to use ULONG_MAX for an unsigned long. However, the first will not depend on its type, and it's a nice way of getting the most highest value.
We are not talking a...
git: How to ignore all present untracked files?
...m a git status line such as the one for this file here: ?? app/views/static_pages/contact.html.erb, you would remove the first letter of app. So the command is correct, but the explanation is faulty.
– 7stud
Sep 10 '14 at 21:03
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Registry Key '…' has value '1.7', but '1.6' is required. Java 1.7 is Installed and the Registry is P
...re). The rest of the JDK and JRE where found in the PATH inside C:\Java\jdk_1.7.0\bin. Oops!
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What is process.env.PORT in Node.js?
... and stop at the first available value if any.
– HoCo_
May 13 '18 at 22:09
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Does ARC support dispatch queues?
...nt target is lower than iOS 6.0 or Mac OS X 10.8
You need to use dispatch_retain and dispatch_release on your queue. ARC does not manage them.
If your deployment target is iOS 6.0 or Mac OS X 10.8 or later
ARC will manage your queue for you. You do not need to (and cannot) use dispatch_retain ...