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@try - catch block in Objective-C
...n_throw from my breakpoints solved this. Now it's caught by the @try block and also, NSSetUncaughtExceptionHandler will handle this if a @try block is missing.
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Java List.contains(Object with field value equal to x)
...at has a field with a certain value. Now, I could use a loop to go through and check, but I was curious if there was anything more code efficient.
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How to close a Java Swing application from the code
What is the proper way to terminate a Swing application from the code, and what are the pitfalls?
9 Answers
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How to do an instanceof check with Scala(Test)
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Not sure if I understand correctly, but it should be the same: isInstanceOf[TraitName].
– agilesteel
Dec 29 '17 at 12:13
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Entity Framework: How to disable lazy loading for specific query?
... is more effective to guarantee that all data needed is fetched in advance and avoids creating hidden performance bottlenecks.
– Doug
Oct 15 '18 at 17:27
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What's the difference between the 'ref' and 'out' keywords?
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The ref modifier means that:
The value is already set and
The method can read and modify it.
The out modifier means that:
The Value isn't set and can't be read by the method until it is set.
The method must set it before returning.
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What is the difference between is_a and instanceof?
I am aware that instanceof is an operator and that is_a is a method.
9 Answers
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Is there a function to make a copy of a PHP array to another?
...ike an array. Being an object however, it has reference semantics.
Edit: @AndrewLarsson raises a point in the comments below. PHP has a special feature called "references". They are somewhat similar to pointers in languages like C/C++, but not quite the same. If your array contains references, then...
Getting parts of a URL (Regex)
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A single regex to parse and breakup a
full URL including query parameters
and anchors e.g.
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash
^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s...
Still Reachable Leak detected by Valgrind
... first commonly used definition of "memory leak" is, "Memory was allocated and was not subsequently freed before the program terminated." However, many programmers (rightly) argue that certain types of memory leaks that fit this definition don't actually pose any sort of problem, and therefore shoul...