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C# 'is' operator performance

... answered Mar 26 '09 at 16:09 Andrew HareAndrew Hare 310k6363 gold badges611611 silver badges614614 bronze badges ...
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How to change to an older version of Node.js

... One way is to use NVM, the Node Version Manager. Use following command to get nvm curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.34.0/install.sh | bash You can find it at https://github.com/creationix/nvm It allows you to easily install and manage multiple versions of node...
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How should equals and hashcode be implemented when using JPA and Hibernate

How should model class's equals and hashcode be implemented in Hibernate? What are the common pitfalls? Is the default implementation good enough for most cases? Is there any sense to use business keys? ...
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What do the makefile symbols $@ and $< mean?

What do the $@ and $&lt; do exactly? 6 Answers 6 ...
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How to split a string in Java

... *, the plus sign +, the opening parenthesis (, the closing parenthesis ), and the opening square bracket [, the opening curly brace {, These special characters are often called "metacharacters". So, if you want to split on e.g. period/dot . which means "any character" in regex, use either backsla...
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How to create an array from a CSV file using PHP and the fgetcsv function

...here in case fopen() fails, but this works to read a CSV file line by line and parse the line into an array. share | improve this answer | follow | ...
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Objective-C and Swift URL encoding

...cape the characters you want is a little more work. Example code iOS7 and above: NSString *unescaped = @"http://www"; NSString *escapedString = [unescaped stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLHostAllowedCharacterSet]]; NSLog(@"escapedString: %@", escapedString...
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Salting Your Password: Best Practices?

... Prefix or suffix is irrelevant, it's only about adding some entropy and length to the password. You should consider those three things: The salt has to be different for every password you store. (This is quite a common misunderstanding.) Use a cryptographically secure random number generat...
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Ruby class types and case statements

... the problem. This should probably be pointed out more often in tutorials and such (but I bet that many tutorial writers aren't aware of this either). – Daisy Sophia Hollman Oct 13 '10 at 13:28 ...
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What LaTeX Editor do you suggest for Linux? [closed]

...X (texmakerx.sourceforge.net) which is mainly TeXMaker with spell checking and some other features. – ubuntudroid Jan 8 '11 at 13:39 ...