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Hide/Show Column in an HTML Table
... column chooser using jquery. When a user clicks on a checkbox I want to hide/show the corresponding column in the table. I would like to do this without attaching a class to every td in the table, is there a way to select an entire column using jquery? Below is an example of the HTML.
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What makes a keychain item unique (in iOS)?
...hich are not exposed by SecItem yet.
For a keychain item of class kSecClassIdentity I haven't found info on the primary key fields in the open source files, but as an identity is the combination of a private key and a certificate, I assume the primary key is the combination of the primary key fields...
Is Java Regex Thread Safe?
...package") so one can take a quick peek oneself.
– David Tonhofer
Nov 18 '13 at 15:40
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Is ASCII code 7-bit or 8-bit?
...they can be classified as ASCII-compatible or not, and fixed- or variable-width. ASCII-compatible means that regardless of context, single bytes with values from 0x00 through 0x7F encode the same characters that they would in ASCII. You don't want to have anything to do with a non-ASCII-compatible...
How to prove that a problem is NP complete?
...there is a proof, and you can reference the theorem in your proof. That said, reducing SAT to a given problem is the way I was taught to prove NP-completeness.
– Laila Agaev
Jan 3 '14 at 18:47
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CMake output/build directory
...commands and do:
cd Compile
rm -rf *
cmake ../src
As long as you're outside of the source directory when running CMake, it will not modify the source directory unless your CMakeList explicitly tells it to.
Once you have this working, you can look at where CMake puts things by default, and only i...
Is there any way to put malicious code into a regular expression?
...ill be much, much less than the default timeout that most HTTP servers provide.
There are various ways to implement these, ranging form a simple alarm(N) at the C level, to some sort of try {} block the catches alarm‐type exceptions, all the way to spawning off a new thread that’s specially cr...
Use of the MANIFEST.MF file in Java
... to the application is. An entry point is any class with a public static void main(String[] args) method. This information is provided in the Main-Class header, which has the general form:
Main-Class: classname
The value classname is to be replaced with the application's entry point.
Download Ex...
Zoom in on a point (using scale and translate)
...ved it:
var zoomIntensity = 0.2;
var canvas = document.getElementById("canvas");
var context = canvas.getContext("2d");
var width = 600;
var height = 200;
var scale = 1;
var originx = 0;
var originy = 0;
var visibleWidth = width;
var visibleHeight = height;
function draw(){
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All permutations of a Windows license key
...ade for my laptop, for which I need the Windows 7 license key on the underside of the laptop.
6 Answers
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