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How do I replace NA values with zeros in an R dataframe?
...the mutate and summarize _at and _all function variants can be found here: https://rdrr.io/cran/dplyr/man/summarise_all.html
Additionally, I found helpful demonstrations and collections of examples here: https://blog.exploratory.io/dplyr-0-5-is-awesome-heres-why-be095fd4eb8a
Attributions and Apprec...
Running code in main thread from another thread
...unnable to the uiHandler:
uiHandler.post(runnable);
That's all ;-) Have fun with threads, but don't forget to synchronize them.
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How to break/exit from a each() function in JQuery? [duplicate]
...
123
You can use return false;
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| JavaScript ...
Asynchronously load images with jQuery
...img />").attr('src', 'http://somedomain.com/image.jpg')
.on('load', function() {
if (!this.complete || typeof this.naturalWidth == "undefined" || this.naturalWidth == 0) {
alert('broken image!');
} else {
$("#something").append(img);
}
});
...
How to read an entire file to a string using C#?
...
Not the best function to use, though. As Devendra D. Chavan points out in his answer, StreamReader.ReadToEnd is more efficient.
– Owen Blacker
Jun 3 '14 at 11:48
...
Detecting WPF Validation Errors
...
Just stumbled over this thread. Very useful little function. Thanks!
– Olav Haugen
Jun 7 '11 at 12:55
...
PHP filesize MB/KB conversion [duplicate]
How can I convert the output of PHP's filesize() function to a nice format with MegaBytes, KiloBytes etc?
12 Answers
...
How to create an alias for a command in Vim?
...((getcmdtype() is# ':' && getcmdline() is# 'W')?('w'):('W'))
As a function:
fun! SetupCommandAlias(from, to)
exec 'cnoreabbrev <expr> '.a:from
\ .' ((getcmdtype() is# ":" && getcmdline() is# "'.a:from.'")'
\ .'? ("'.a:to.'") : ("'.a:from.'"))'
endfun
call Set...
Manipulate a url string by adding GET parameters
...
$url = 'http://example.com/search?keyword=test&category=1&tags[]=fun&tags[]=great';
$url_parts = parse_url($url);
// If URL doesn't have a query string.
if (isset($url_parts['query'])) { // Avoid 'Undefined index: query'
parse_str($url_parts['query'], $params);
} else {
$param...
Can I underline text in an Android layout?
...
In Kotlin extension function can be used. This can only be used from code, not xml.
fun TextView.underline() {
paintFla