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Difference between two dates in Python

... objects and take the days member. from datetime import datetime def days_between(d1, d2): d1 = datetime.strptime(d1, "%Y-%m-%d") d2 = datetime.strptime(d2, "%Y-%m-%d") return abs((d2 - d1).days) share ...
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What is Weak Head Normal Form?

...es for an expression to be in WHNF: A constructor: constructor expression_1 expression_2 ... A built-in function with too few arguments, like (+) 2 or sqrt A lambda-expression: \x -> expression In other words, the head of the expression (i.e. the outermost function application) cannot be eval...
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Is there a way to make a DIV unselectable?

...alse;" ondragstart="return false;">your text</div> jQuery: var _preventDefault = function(evt) { evt.preventDefault(); }; $("div").bind("dragstart", _preventDefault).bind("selectstart", _preventDefault); Rich s...
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jQuery event to trigger action when a div is made visible

... to work with legacy code: Jquery extension: jQuery(function($) { var _oldShow = $.fn.show; $.fn.show = function(speed, oldCallback) { return $(this).each(function() { var obj = $(this), newCallback = function() { if ($.isFunction(oldCallback)) { ...
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Removing all unused references from a project in Visual Studio projects

...mize References... http://www.jetbrains.com/resharper/webhelp/Refactorings__Remove_Unused_References.html This feature does not correctly handle: Dependency injected assemblies Dynamically loaded assemblies (Assembly.LoadFile) Native code assemblies loaded through interop ActiveX controls (COM i...
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Logging in Scala

...roupId>com.weiglewilczek.slf4s</groupId> <artifactId>slf4s_2.9.1</artifactId> <version>1.0.7</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-simple</artifactId> <version>1.6.6<...
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What is the meaning of the prefix N in T-SQL statements and when should I use it?

...efix - I wasn't able to fix it for two days. My database collation is SQL_Latin1_General_CP1_CI_AS. It has a table with a column called MyCol1. It is an Nvarchar This query fails to match Exact Value That Exists. SELECT TOP 1 * FROM myTable1 WHERE MyCol1 = 'ESKİ' // 0 result using pref...
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Embedding SVG into ReactJS

...rHTML: render: function() { return <span dangerouslySetInnerHTML={{__html: "<svg>...</svg>"}} />; } and React will include the markup directly without processing it at all. share | ...
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How to get NSDate day, month and year in integer format?

...nthYear If you wanted to e.g. get only the the year you can write: let (_, _, year) = date.dayMonthYear share | improve this answer | follow | ...
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Error java.lang.OutOfMemoryError: GC overhead limit exceeded

... } System.out.printf("Done.%n"); } } Using Java 1.6.0_24-b07 on a Windows 7 32 bit. java -Xloggc:gc.log GarbageCollector Then look at gc.log Triggered 444 times using BAD method Triggered 666 times using WORSE method Triggered 354 times using BETTER method Now granted, ...