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Are trailing commas in arrays and objects part of the spec?
Are trailing commas standard in JavaScript, or do most browsers like Chrome and Firefox just tolerate them?
6 Answers
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How can I use inverse or negative wildcards when pattern matching in a unix/linux shell?
...grep and the while command. This allows one to write powerful yet readable scripts ensuring that you end up doing exactly what you want. Plus by using an echo command you can perform a dry run before carrying out the actual operation. For example:
ls | grep -v "Music" | while read filename
do
echo ...
Using jQuery to test if an input has focus
...n order for you to target the 'input focused' event, you can use this in a script. Something like:
$('input').on("focus", function(){
//do some stuff
});
This is quite robust and even allows you to use the TAB key as well.
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Convert object string to JSON
...n I convert a string that describes an object into a JSON string using JavaScript (or jQuery)?
20 Answers
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Cross-Origin Request Headers(CORS) with PHP headers
I have a simple PHP script that I am attempting a cross-domain CORS request:
11 Answers
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How to validate IP address in Python? [duplicate]
...regular expression - Patrick’s playground blog
test-ipv6-regex.pl - Perl script with tons of test-cases. It seems my regex fails on a few of those tests.
Edit3:
Finally managed to write a pattern that passes all tests, and that I am also happy with.
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Git: How do I list only local branches?
...ach-ref --format='%(refname:short)' refs/heads/
This works perfectly for scripts as well.
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Annotating text on individual facet in ggplot2
...go, if you have custom facet label strips you don't want to lose, edit the script for tag_facet by nixing strip.text = element_blank()
– CrunchyTopping
Apr 13 at 19:47
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Capitalize first letter. MySQL
...the function, and then reset it back to normal after the function creation script. I also personally wanted the output to be in UTF8 CHARSET too.
Function creation =
DELIMITER ||
CREATE FUNCTION `UC_Words`( str VARCHAR(255) ) RETURNS VARCHAR(255) CHARSET utf8 DETERMINISTIC
BEGIN
DECLARE ...
Unexpected results when working with very big integers on interpreted languages
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And in NodeJS (and JavaScript in general) all arithmetic operations (except bit operations) behave as if they were done with floating point numbers. Whether or not they actually are is an under-the-hood distinction subject to the decisions of indiv...