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How to dynamically insert a tag via jQuery after page load?
...ate file, then use $.getScript to load and run it.
Example:
$.getScript("test.js", function(){
alert("Running test.js");
});
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Which websocket library to use with Node.js? [closed]
... improvements.
ws
WebSocket server and client for node.js. One of the fastest libraries if not the fastest one.
websocket-node
WebSocket server and client for node.js
websocket-driver-node WebSocket server and client protocol parser node.js - used in faye-websocket-node
faye-websocket-node WebSock...
How to use R's ellipsis feature when writing your own function?
...sis into a list with list(), and then perform your operations on it:
> test.func <- function(...) { lapply(list(...), class) }
> test.func(a="b", b=1)
$a
[1] "character"
$b
[1] "numeric"
So your get_list_from_ellipsis function is nothing more than list.
A valid use case for this is in ...
How to handle floats and decimal separators with html5 input type number
...emonstrating that the adding of the step attribute makes it work, and also testing whether the current value is valid:
jsFiddle
TL;DR: Set the a step attribute to a floating-point value, because it defaults to 1.
NOTE: The comma doesn't validate for me, but I suspect that if I set my OS langua...
Multiline string literal in C#
...this would give a format exception
string.Format(@"<script> function test(x)
{ return x * {0} } </script>", aMagicValue)
// this contrived example would work
string.Format(@"<script> function test(x)
{{ return x * {0} }} </script>", aMagicValue)
...
Count occurrences of a char in a string using Bash
...
Building on everyone's great answers and comments, this is the shortest and sweetest version:
grep -o "$needle" <<< "$haystack" | wc -l
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Condition within JOIN or WHERE
...lly. In "SQL Performance Tuning" by Peter Gulutzan and Trudy Pelzer, they tested multiple brands of RDBMS and found no performance difference.
I prefer to keep join conditions separate from query restriction conditions.
If you're using OUTER JOIN sometimes it's necessary to put conditions in the ...
How to remove the lines which appear on file B from another file A?
...ring the first file in an associative array as keys for a later "contains" test.
NR==FNR is checking whether we're scanning the first file, where the global line counter (NR) equals to the current file line counter (FNR).
a[$0] adds the current line to the associative array as key, note that this be...
What is the fastest way to send 100,000 HTTP requests in Python?
...s/45800857/… if you get it to work well please post your answer so I can test it.
– Glen Thompson
Oct 9 '17 at 21:52
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How to replace a whole line with sed?
...our_file_here
This will go through and find any lines that pass the aaa= test, which means that the line contains the letters aaa=. Then it replaces the entire line with aaa=xxx. You can add a ^ at the beginning of the test to make sure you only get the lines that start with aaa= but that's up t...