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Creating your own header file in C

... foo.h #ifndef FOO_H_ /* Include guard */ #define FOO_H_ int foo(int x); /* An example function declaration */ #endif // FOO_H_ foo.c #include "foo.h" /* Include the header (not strictly necessary here) */ int foo(int x) /* Functi...
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How to install therubyracer gem on 10.10 Yosemite?

...all bundle exec rake clean build binary gem install pkg/libv8-3.16.14.3-x86_64-darwin-12.gem #note that libv8 version may change, so tab through files in pkg/, also remember to use the one with version specified then just bundle your project gems this is the only way it worked for me on 10.10 (ru...
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Python memory usage of numpy arrays

... b.__sizeof__() is equivalent to sys.getsizeof(b) – palash Feb 27 at 7:02 1 ...
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Android: View.setID(int id) programmatically - how to avoid ID conflicts?

...same id number in the same hierarchy, then a call to findViewById([repeated_id]) would return the first view set with that one repeated id. That's what I meant. – kaneda Jun 19 '13 at 23:33 ...
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Simplest two-way encryption using PHP

... Edited: You should really be using openssl_encrypt() & openssl_decrypt() As Scott says, Mcrypt is not a good idea as it has not been updated since 2007. There is even an RFC to remove Mcrypt from PHP - https://wiki.php.net/rfc/mcrypt-viking-funeral ...
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In PHP, can you instantiate an object and call a method on the same line?

...So, if you declared a class like this : class Test { public function __construct($param) { $this->_var = $param; } public function myMethod() { return $this->_var * 2; } protected $_var; } You can then declare a function that returns an instance of that ...
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How to get object length [duplicate]

...ize method, as well as a toArray method, which may get you what you need. _.size({one : 1, two : 2, three : 3}); => 3 share | improve this answer | follow ...
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C++ Dynamic Shared Library on Linux

... myclass.h #ifndef __MYCLASS_H__ #define __MYCLASS_H__ class MyClass { public: MyClass(); /* use virtual otherwise linker will try to perform static linkage */ virtual void DoSomething(); private: int x; }; #endif myclass.cc #inc...
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How to open a new tab using Selenium WebDriver?

...er.for :firefox driver.get('http://stackoverflow.com/') body = driver.find_element(:tag_name => 'body') body.send_keys(:control, 't') driver.quit Python from selenium import webdriver from selenium.webdriver.common.keys import Keys driver = webdriver.Firefox() driver.get("http://stackoverfl...
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Why is GHC so large/big?

...njdk/jdk7) vs GHC 7 source bundle, which is 23 MB (haskell.org/ghc/download_ghc_7_0_1). GHC is not big here. Runtime size: openjdk-6-jre-headless on Ubuntu is 77 MB uncompressed vs Haskell helloworld, statically linked with its runtime, which is <1 MB. GHC is not big here. Where GHC is big, is t...