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How to allocate aligned memory only using the standard library?
... just finished a test as part of a job interview, and one question stumped me, even using Google for reference. I'd like to see what the StackOverflow crew can do with it:
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How do I get and set Environment variables in C#?
How can I get Environnment variables and if something is missing, set the value?
6 Answers
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RegEx backreferences in IntelliJ
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IntelliJ uses $1 for replacement backreferences.
From IntelliJ's help:
For more information on regular expressions and their syntax, refer to documentation for java.util.regex Back references should have $n, rather than \n format.
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Lock Android phone application to Portrait mode
Can someone tell me how to lock my application to a portrait mode? Is it a simple configuration in the manifest file?
4 Ans...
Foreign key from one app into another in Django
...d for external use. They can depend on each other and exist mainly to give me a convenient organisation of my files and namespaces. External apps (eg from DjangoPackages) and apps that I might one day contribute to the public, need to be kept as free as such dependencies as possible (although depend...
Scala equivalent of Java java.lang.Class Object
...e Scala Type System",
val c = new C
val clazz = c.getClass // method from java.lang.Object
val clazz2 = classOf[C] // Scala method: classOf[C] ~ C.class
val methods = clazz.getMethods // method from java.lang.Class<T>
The classOf[T] method returns the runtime re...
How to check if a string contains a substring in Bash
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You can use Marcus's answer (* wildcards) outside a case statement, too, if you use double brackets:
string='My long string'
if [[ $string == *"My long"* ]]; then
echo "It's there!"
fi
Note that spaces in the needle string need to be placed between double quotes, and the * wildcard...
The difference between Classes, Objects, and Instances
...s and values. At the theoretical level, a value is a representation for some quantum of information, and a type is a set of values. When we say value X is an instance of type Y, we are simply saying that X is a member of the set of values that is the type Y.
So that's what the term "instance" rea...
How can I create an array with key value pairs?
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