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How to find a hash key containing a matching value
Given I have the below clients hash, is there a quick ruby way (without having to write a multi-line script) to obtain the key given I want to match the client_id? E.g. How to get the key for client_id == "2180" ?
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How to make inline functions in C#
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Yes, C# supports that. There are several syntaxes available.
Anonymous methods were added in C# 2.0:
Func<int, int, int> add = delegate(int x, int y)
{
return x + y;
};
Action<int> print = delegate(int x)
{
Console.WriteLine(x);
}
Action<int> helloWorl...
How to use double or single brackets, parentheses, curly braces
I am confused by the usage of brackets, parentheses, curly braces in Bash, as well as the difference between their double or single forms. Is there a clear explanation?
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What is Dependency Injection and Inversion of Control in Spring Framework?
...d as the primary advantages of using the Spring framework for developing Web frameworks
11 Answers
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How to replace all dots in a string using JavaScript
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You need to escape the . because it has the meaning of "an arbitrary character" in a regular expression.
mystring = mystring.replace(/\./g,' ')
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techniques for obscuring sensitive strings in C++
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Basically, anyone with access to your program and a debugger can and will find the key in the application if they want to.
But, if you just want to make sure the key doesn't show up when running strings on your binary, you c...
Are static class variables possible in Python?
Is it possible to have static class variables or methods in Python? What syntax is required to do this?
21 Answers
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Why does Clojure have “keywords” in addition to “symbols”?
I have a passing knowledge of other Lisps (particularly Scheme) from way back. Recently I've been reading about Clojure . I see that it has both "symbols" and "keywords". Symbols I'm familiar with, but not with keywords.
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Is it possible to use raw SQL within a Spring Repository
I need to use raw SQL within a Spring Data Repository, is this possible? Everything I see around @Query is always entity based.
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Android Studio IDE: Break on Exception
It seems my Android Studio does not want to break on any exception by default. Enabling break on "Any Exception" starts breaking within actual JDE libraries. Is there any way to force it to break only on exceptions within my code only?
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