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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...
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How to pass parameters in GET requests with jQuery

...ndle error } }); And you can get the data by (if you are using PHP) $_GET['ajaxid'] //gives 4 $_GET['UserID'] //gives you the sent userid In aspx, I believe it is (might be wrong) Request.QueryString["ajaxid"].ToString(); ...
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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. share | improve this answer | follow | ...
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Using Default Arguments in a Function

...esn't answer your question, but is hopefully informative: public function __construct($params = null) { if ($params instanceof SOMETHING) { // single parameter, of object type SOMETHING } else if (is_string($params)) { // single argument given as string } else if (is_arr...
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What's the difference between Git Revert, Checkout and Reset?

... answered Dec 2 '11 at 14:20 dan_waterworthdan_waterworth 5,7952525 silver badges3838 bronze badges ...
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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...
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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 add a comment  |  ...
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How to create composite primary key in SQL Server 2008

... create table my_table ( column_a integer not null, column_b integer not null, column_c varchar(50), primary key (column_a, column_b) ); share ...
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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 ...
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How can I detect if a browser is blocking a popup?

...f code from our JS library. openPopUp: function(urlToOpen) { var popup_window=window.open(urlToOpen,"myWindow","toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=yes, resizable=yes, copyhistory=yes, width=400, height=400"); try { popup_window.foc...