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Convert JavaScript string in dot notation into an object reference
... or not. Let's assume not. Then a valid expression is a concatenation of a base identifier plus some .identifiers plus some ["stringindex"]s
This would then be equivalent to a["b"][4]["c"]["d"][1][2][3], though we should probably also support a.b["c\"validjsstringliteral"][3]. You'd have to check t...
AngularJS access scope from outside js function
...;
scope.$apply(function(){
scope.msg = 'Superhero';
})
}
Demo: Fiddle
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Javascript “this” pointer within nested function
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In JavaScript the this object is really based on how you make your function calls.
In general there are three ways to setup the this object:
someThing.someFunction(arg1, arg2, argN)
someFunction.call(someThing, arg1, arg2, argN)
someFunction.apply(someThing, [ar...
What exactly does a jar file contain?
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JAR stands for Java ARchive. It's a file format based on the popular ZIP file format and is used for aggregating many files into one. Although JAR can be used as a general archiving tool, the primary motivation for its development was so that Java applets and their requisi...
What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
4
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“No such file or directory” error when executing a binary
I was installing a binary Linux application on Ubuntu 9.10 x86_64. The app shipped with an old version of gzip (1.2.4), that was compiled for a much older kernel:
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How to check if running in Cygwin, Mac or Linux?
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If I run a script under cygwin by executing "\cygwin64\bin\bash -c scriptname", this doesn't necessarily work. In this situation, the cygwin path doesn't get set up and uname -s ends up calling whatever uname is first in your current path, which on my system turns out to be t...
CSS transition shorthand with multiple properties?
...// on hover, animate div (width/opacity) - from: {0px, 0} to: {100vw, 1}
.base {
max-width: 0vw;
opacity: 0;
transition-property: max-width, opacity; // relative order
transition-duration: 2s, 4s; // effects relatively ordered animation properties
transition-delay: 6s; // effects delay o...
How to update Python?
... 3.3, 3.4 and 3.5. The root Anaconda/Miniconda installations are currently based on either Python-2.7 or Python-3.5.
Anaconda will likely disrupt any other Python installations. Installation uses MSI installer.
[UPDATE: 2016-05-16] Anaconda and Miniconda now use .exe installers and provide options ...
How to write into a file in PHP?
...hen open the target file and put form data in it
else
{
$file = fopen("demo.php", "w");
echo fwrite($file, $cd);
// show a success msg
echo "data successfully entered";
fclose($file);
}
?>
This is a working script. be sure to change the url in form action and the target fi...