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Passing functions with arguments to another function in Python?

... y): return x+y # declare partial function def addPartial(x): def _wrapper(y): return add(x, y) return _wrapper # run example def main(): f = addPartial(3) result = runOp(f, 1) # is 4 Use partial from functools This is almost identical to lambda shown above. Then why...
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Detecting Unsaved Changes

... Using jQuery: var _isDirty = false; $("input[type='text']").change(function(){ _isDirty = true; }); // replicate for other input types and selects Combine with onunload/onbeforeunload methods as required. From the comments, the following ...
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How to declare a global variable in php?

...nstead of a global: class MyTest { protected $a; public function __construct($a) { $this->a = $a; } public function head() { echo $this->a; } public function footer() { echo $this->a; } } $a = 'localhost'; $obj = new MyTes...
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In Django, how do I check if a user is in a certain group?

..., and more directly, you can check if a a user is in a group by: if django_user.groups.filter(name = groupname).exists(): ... Note that groupname can also be the actual Django Group object. share | ...
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Android OpenGL ES and 2D

...your canvas set up, you start by calling something like: gl.glClear(GL10.GL_COLOR_BUFFER_BIT); After that you're ready to render a sprite. First, you'll need to load the sprite into a texture: http://qdevarena.blogspot.com/2009/02/how-to-load-texture-in-android-opengl.html However, this is the tut...
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Cross field validation with Hibernate Validator (JSR 303)

...ation.Documented; import static java.lang.annotation.ElementType.ANNOTATION_TYPE; import static java.lang.annotation.ElementType.TYPE; import java.lang.annotation.Retention; import static java.lang.annotation.RetentionPolicy.RUNTIME; import java.lang.annotation.Target; /** * Validation annotation ...
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How can I use numpy.correlate to do autocorrelation?

...elation used to in statistics? en.wikipedia.org/wiki/Autocorrelation#Signal_processing – Daniel says Reinstate Monica Jan 24 '18 at 3:31 ...
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Caching a jquery ajax response in javascript/browser

... * @type {number} */ timeout: 30000, /** * @type {{_: number, data: {}}} **/ data: {}, remove: function (url) { delete localCache.data[url]; }, exist: function (url) { return !!localCache.data[url] && ((new Date().getTime() - local...
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Stop all active ajax requests in jQuery

...ajax call in function how can I abort it ? – Kalariya_M Oct 28 '17 at 5:13 ...
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How to convert boost path type to string?

... canonical is deprecated in newer versions of Boost boost.org/doc/libs/1_48_0/libs/filesystem/v3/doc/… – Brian Jack Nov 30 '14 at 2:59 ...