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In javascript, is an empty string always false as a boolean?
...MAScript, 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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How are people managing authentication in Go? [closed]
For those building RESTful APIs and JS front-end apps in Go, how are you managing authentication? Are you using any particular libraries or techniques?
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Can JavaScript connect with MySQL?
...aScript Code/Data(json, e.g.) that it has retrieved from MySQL in advance. Or you might use PHP on a server to provide an http(json/REST/SOAP/... whatever) interface to access data that the php code retrieves from MySQL - and this http interface can be called by JavaScript code running anywhere, mai...
Why is '+' not understood by Python sets?
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Python sets don't have an implementation for the + operator.
You can use | for set union and & for set intersection.
Sets do implement - as set difference. You can also use ^ for symmetric set difference (i.e., it will return a new set with only the objects tha...
Does Haskell require a garbage collector?
...As others have already pointed out, Haskell requires automatic, dynamic memory management: automatic memory management is necessary because manual memory management is unsafe; dynamic memory management is necessary because for some programs, the lifetime of an object can only be determined at runtim...
Stash changes while keeping the changes in the working directory in Git
...re a git stash command that stashes your changes, but keeps them in the working directory too? So basically a git stash; git stash apply in one step?
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How to reliably open a file in the same directory as a Python script
I used to open files that were in the same directory as the currently running Python script by simply using a command like
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Views vs Components in Ember.js
...mber.View
An Ember.View is currently limited to the tags that are created for you by the W3C. But if you wanted to define your own application-specific HTML tags and then implement their behavior using JavaScript? You can't do this actually with a Ember.View.
Ember.Component
That's exactly what comp...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
I am just starting to think about how api keys and secret keys work. Just 2 days ago I signed up for Amazon S3 and installed the S3Fox Plugin . They asked me for both my Access Key and Secret Access Key, both of which require me to login to access.
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Bootstrap 3 Navbar with Logo
...eryone trying to do it the hard way? Sure, some of these approaches will work, but they're more complicated than is necessary.
OK, first - you need an image that will fit within your navbar. You can adjust your image via css height attribute (allowing width to scale) or you can just use an approp...