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Is there any kind of hash code function in JavaScript?
...bjects, a set. I had the brilliant idea of just using a JavaScript object with objects for the property names. Such as,
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How to print out a variable in makefile
...file, I have a variable 'NDK_PROJECT_PATH', my question is how can I print it out when it compiles?
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When and why are database joins expensive?
I'm doing some research into databases and I'm looking at some limitations of relational DBs.
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What are the First and Second Level caches in Hibernate?
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1.1) First-level cache
First-level cache always Associates with the Session object. Hibernate uses this cache by default. Here, it processes one
transaction after another one, means wont process one transaction many
times. Mainly it reduces the number of SQL queries it needs to
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PHP expects T_PAAMAYIM_NEKUDOTAYIM?
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It’s the double colon operator :: (see list of parser tokens).
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What is the purpose of a self executing function in javascript?
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It's all about variable scoping. Variables declared in the self executing function are, by default, only available to code within the self executing function. This allows code to be written without concern of how variables ar...
What uses are there for “placement new”?
Has anyone here ever used C++'s "placement new"? If so, what for? It looks to me like it would only be useful on memory-mapped hardware.
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Easy way to prevent Heroku idling?
... free apps the dynos seem to keep idling - my app has very low traffic but it's also not really acceptable in my case that my users have to wait 20+ seconds to spin up a new dyno.
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Do you need text/javascript specified in your tags?
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See Crockford's write-up on the <script> tag, most notably:
Do not use the <!-- //--> hack with scripts. It was intended to prevent scripts from showing up as text on the first generation browsers Netscape 1 and Mosaic. It has ...
Ignore whitespace in HTML [duplicate]
Is there anything in HTML/CSS that tells the browser to ignore whitespace completely?
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