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How to disable scrolling temporarily?
...ed with scrolling.
[Working demo]
// left: 37, up: 38, right: 39, down: 40,
// spacebar: 32, pageup: 33, pagedown: 34, end: 35, home: 36
var keys = {37: 1, 38: 1, 39: 1, 40: 1};
function preventDefault(e) {
e.preventDefault();
}
function preventDefaultForScrollKeys(e) {
if (keys[e.keyCode]) ...
How can I get a JavaScript stack trace when I throw an exception?
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+100
Edit 2 (2017):
In all modern browsers you can simply call: console.trace(); (MDN Reference)
Edit 1 (2013):
A better (and simpler) ...
Are class names in CSS selectors case sensitive?
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edited Feb 3 '18 at 20:45
chharvey
5,60944 gold badges4040 silver badges7171 bronze badges
answered...
How do I check if a number is a palindrome?
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50 Answers
50
Active
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Test if element is present using Selenium WebDriver?
... this
Boolean isPresent = driver.findElements(By.yourLocator).size() > 0
This will return true if at least one element is found and false if it does not exist.
The official documentation recommends this method:
findElement should not be used to look for non-present elements, use findEleme...
How to create named and latest tag in Docker?
Supposed I have an image that I want to tag as 0.10.24 (in my case it's an image containing Node.js 0.10.24). I built that image using a Dockerfile and executing docker build and by providing a tag using the -t parameter.
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git cherry-pick says “…38c74d is a merge but no -m option was given”
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640
The way a cherry-pick works is by taking the diff a changeset represents (the difference between...
How can I get the list of a columns in a table for a SQLite database?
...a table_info(table_name) statement:
sqlite> pragma table_info(people);
0|first_name|varchar|0||0
1|last_name|varchar|0||0
2|email_address|varchar|0||0
For more information on the pragma statements, see the documentation.
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Access multiple elements of list knowing their index
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edited Dec 16 '18 at 1:04
answered Aug 16 '13 at 11:25
T...
When to add what indexes in a table in Rails
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edited Jul 10 '18 at 12:50
answered Sep 7 '10 at 13:17
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