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In javascript, is an empty string always false as a boolean?
... of ECMAScript, and ECMAScript language specification clearly defines this behavior:
ToBoolean
The result is false if the argument is the empty String (its length is zero);
otherwise the result is true
Quote taken from http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
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Why exactly is eval evil?
I know that Lisp and Scheme programmers usually say that eval should be avoided unless strictly necessary. I’ve seen the same recommendation for several programming languages, but I’ve not yet seen a list of clear arguments against the use of eval . Where can I find an account of the potentia...
Find the division remainder of a number
How could I go about finding the division remainder of a number in Python?
12 Answers
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Calling clojure from java
...ear explanation of how to call Clojure from Java assuming you have already built a jar from the Clojure project and included it in the classpath?
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returning a Void object
...turn a Void type, when it isn't a primitive? Eg. I currently use null as below.
5 Answers
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How do I change Bootstrap 3 column order on mobile layout?
I'm making a responsive layout with a top fixed navbar. Underneath I have two columns, one for a sidebar (3), and one for content (9). Which on desktop looks like this
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How to get folder path from file path with CMD
...ed path to the folder that contains cmd file.
With %0 I can get file name. But how to get folder name?
7 Answers
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Proper way to make HTML nested list?
The W3 docs have a nested list example prefixed by DEPRECATED EXAMPLE: , but they never corrected it with a non-deprecated example, nor explained exactly what is wrong with the example.
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How can one close HTML tags in Vim quickly?
It's been a while since I've had to do any HTML-like code in Vim , but recently I came across this again. Say I'm writing some simple HTML :
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Count number of occurrences of a pattern in a file (even on same line)
When searching for number of occurrences of a string in a file, I generally use:
5 Answers
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