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Get the Highlighted/Selected text
...TagName == "input" &&
/^(?:text|search|password|tel|url)$/i.test(activeEl.type)) &&
(typeof activeEl.selectionStart == "number")
) {
text = activeEl.value.slice(activeEl.selectionStart, activeEl.selectionEnd);
} else if (window.getSelection) {
...
What is a thread exit code?
...If a thread returns STILL_ACTIVE (259) as an error code, applications that test for this value could interpret it to mean that the thread is still running and continue to test for the completion of the thread after the thread has terminated, which could put the application into an infinite loop.
...
What does .SD stand for in data.table in R
... which other covariates are included in the specification?
Here's a short script leveraging the power of .SD which explores this question:
# this generates a list of the 2^k possible extra variables
# for models of the form ERA ~ G + (...)
extra_var = c('yearID', 'teamID', 'G', 'L')
models =
l...
Undo a merge by pull request?
... break this down step-by-step.
You will need to fetch and checkout the latest upstream changes like so, e.g.:
git fetch upstream
git checkout upstream/master -b revert/john/foo_and_bar
Taking a look at the commit log, you should find something similar to this:
commit b76a5f1f5d3b323679e466a1a...
Converting user input string to regular expression
I am designing a regular expression tester in HTML and JavaScript. The user will enter a regex, a string, and choose the function they want to test with (e.g. search, match, replace, etc.) via radio button and the program will display the results when that function is run with the specified argument...
How to view/delete local storage in Firefox?
... window.content.localStorage : null));
try {
storage.setItem('test_key', 'test_value');//verify if posible saving in the current storage
}
catch (e) {
if (e.name == "NS_ERROR_FILE_CORRUPTED") {
storage = sessionStorage ? sessionStorage : null;//set the new st...
Using HTML and Local Images Within UIWebView
...
You can add folder (say WEB with sub folders css, img and js and file test.html) to your project by choosing Add Files to "MyProj" and selecting Create folder references. Now the following code will take care about all the referred images, css and javascript
NSString *filePath = [[NSBundle mai...
Performance of Arrays vs. Lists
...reach: 3054ms (589725196)
Array/foreach: 1860ms (589725196)
based on the test rig:
using System;
using System.Collections.Generic;
using System.Diagnostics;
static class Program
{
static void Main()
{
List<int> list = new List<int>(6000000);
Random rand = new R...
How to check for a JSON response using RSpec?
...
Another approach to test just for a JSON response (not that the content within contains an expected value), is to parse the response using ActiveSupport:
ActiveSupport::JSON.decode(response.body).should_not be_nil
If the response is not parsa...
Is there a C# case insensitive equals operator?
...cales. For more info, see moserware.com/2008/02/does-your-code-pass-turkey-test.html
– Jeff Moser
Mar 10 '09 at 19:07
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