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What exactly does @synthesize do?

...mory storage that belongs to an instance of the class defined in example.h and example.m. mapView is the name of a property. Properties are attributes of an object that can be read or set using the dot notation: myObject.mapView. A property doesn't have to be based on an ivar, but most properties ar...
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Best practices to test protected methods with PHPUnit

...If you're using PHP5 (>= 5.3.2) with PHPUnit, you can test your private and protected methods by using reflection to set them to be public prior to running your tests: protected static function getMethod($name) { $class = new ReflectionClass('MyClass'); $method = $class->getMethod($name);...
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Android emulator and virtualbox cannot run at same time

Whenever I have Virtualbox running, I cannot start an Android emulator image (and vice versa). The error message in the AVD manager is ...
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Unable to resolve “unable to get local issuer certificate” using git on Windows with self-signed cer

... test repository has a self signed certificate at the server. I can access and use the repository using HTTP without problems. Moving to HTTPS gives the error: ...
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release Selenium chromedriver.exe from memory

...ou really should call browser.quit() as this method will close all windows and kills the process. You should still use browser.quit(). However: At my workplace, we've noticed a huge problem when trying to execute chromedriver tests in the Java platform, where the chromedriver.exe actually still...
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How to get ELMAH to work with ASP.NET MVC [HandleError] attribute?

...LMAH to log errors in my ASP.NET MVC application, however when I use the [HandleError] attribute on my controllers ELMAH doesn't log any errors when they occur. ...
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C# Passing Function as Argument [duplicate]

...s mentioned above works but there are also delegates that do the same task and also define intent within the naming: public delegate double MyFunction(double x); public double Diff(double x, MyFunction f) { double h = 0.0000001; return (f(x + h) - f(x)) / h; } public double MyFunctionMet...
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What are invalid characters in XML

... The only illegal characters are &, < and > (as well as " or ' in attributes). They're escaped using XML entities, in this case you want & for &. Really, though, you should use a tool or library that writes XML for you and abstracts this kind of ...
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Pointer arithmetic for void pointer in C

... Final conclusion: arithmetic on a void* is illegal in both C and C++. GCC allows it as an extension, see Arithmetic on void- and Function-Pointers (note that this section is part of the "C Extensions" chapter of the manual). Clang and ICC likely allow void* arithmetic for the purpose...
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Locking pattern for proper use of .NET MemoryCache

... thread safe you don't need to lock on the initial read, you can just read and if the cache returns null then do the lock check to see if you need to create the string. It greatly simplifies the code. const string CacheKey = "CacheKey"; static readonly object cacheLock = new object(); private stati...