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Readonly Properties in Objective-C?
...uired in the @implementation. If you use @synthesize in the implementation block, only the getter method is synthesized. Moreover, if you attempt to assign a value using the dot syntax, you get a compiler error.
Readonly properties only have a getter method. You can still set the backing ivar dire...
Regex to validate password strength
...,}).{8,}$
Basic Explanation
(?=(.*RULE){MIN_OCCURANCES,})
Each rule block is shown by (?=(){}). The rule and number of occurrences can then be easily specified and tested separately, before getting combined
Detailed Explanation
^ start anchor
(?=(.*[a-z]){3,}) ...
How To: Execute command line in C#, get STD OUT results
...ites enough output to stderr, it will fill up the output stderr buffer and block. Then your two processes are deadlocked. The buffer size may be 4K.
This is extremely rare on short-lived programs, but if you have a long running program which repeatedly outputs to stderr, it will happen eventually. ...
iphone Core Data Unresolved error while saving
... userInfo dictionary can be found in the reference docs here.
This is the block of code I use to get reasonable output from the error returned during a save:
NSError* error;
if(![[survey managedObjectContext] save:&error]) {
NSLog(@"Failed to save to data store: %@", [error loc...
Run a Python script from another Python script, passing in arguments [duplicate]
... to avoid deadlocks due to any of the other OS pipe buffers filling up and blocking the child process.
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Static variable inside of a function in C
...In the original example x was local to foo, only visible while inside that block, which is generally preferable: if foo exists to maintain x in predictable and visible ways, then letting others poke it is generally dangerous. As another benefit of keeping it in scope foo() It also keeps foo() portab...
Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
... that it does not change any behaviour for unrelated code outside the with block. I ended up creating this after getting errors in unrelated libraries after using the version by ericspod which also happened to use expat.
sha...
Injecting a mock into an AngularJS service
... $controller. In other words, one does not call $service() in a beforeEach block, passing in dependencies.
– Morris Singer
Feb 26 '15 at 19:18
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@Vippy MS calls them Embedded code blocks "Bee stings" is an unofficial term.
– shiggity
Apr 25 '17 at 14:01
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How to insert in XSLT
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Note that recently, W3 started to block too many requests to those and similar links if coming from an automated process. Place that file locally or on your server and adjust the URL accordingly and you should be fine. Other than that, +1, and excellent solut...