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What to do Regular expression pattern doesn't match anywhere in string?
...print "xhook " when / \G (?&xhook) $RX_SUBS /xgc;
print "script " when / \G (?&script) $RX_SUBS /xgc;
print "style " when / \G (?&style) $RX_SUBS /xgc;
print "comment " when / \G (?&comment) $RX_SUBS /xgc;
print "tag " when / \G (?...
sed in-place flag that works both on Mac (BSD) and Linux
...n OSX, I always install GNU sed version via Homebrew, to avoid problems in scripts, because most scripts were written for GNU sed versions.
brew install gnu-sed --with-default-names
Then your BSD sed will be replaced by GNU sed.
Alternatively, you can install without default-names, but then:
C...
Generate pdf from HTML in div using Javascript
...hub.com/MrRio/jsPDF and download the latest Version.
Include the following Scripts in your project:
jspdf.js
jspdf.plugin.from_html.js
jspdf.plugin.split_text_to_size.js
jspdf.plugin.standard_fonts_metrics.js
If you want to ignore certain elements, you have to mark them with an ID, which you ca...
How to compare two floating point numbers in Bash?
I am trying hard to compare two floating point numbers within a bash script. I have to variables, e.g.
17 Answers
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How to uglify output with Browserify in Gulp?
...fer');
gulp.task('browserify', function() {
return browserify('./source/scripts/app.js')
.bundle()
.pipe(source('bundle.js')) // gives streaming vinyl file object
.pipe(buffer()) // <----- convert from streaming to buffered vinyl file object
.pipe(uglify()) // now gulp-uglify w...
Allowed memory size of 33554432 bytes exhausted (tried to allocate 43148176 bytes) in php
...panidarapu and @Don Jones: Depending on the amount of memory, and how this script is used, it could be dangerous to allow the change in memory usage in this way. Don, in your case, you can likely break the feed down into smaller chunks and parse what you need. Glad it works, but be careful.
...
How to tell if a file is git tracked (by shell exit code)?
... return the file path.
This comes in handy if you want to combine it in a script, for example PowerShell:
$gitResult = (git ls-files $_) | out-string
if ($gitResult.length -ne 0)
{
## do stuff with the tracked file
}
...
How to parse an RSS feed using JavaScript?
...le.log("author : " + el.find("author").text());
console.log("description: " + el.find("description").text());
});
});
With jQuery and the Google AJAX Feed API
$.ajax({
url : document.location.protocol + '//ajax.googleapis.com/ajax/services/feed/load?v=1.0&num=10&cal...
Creating and throwing new exception
...
If you are using try..catches in your script and you have multiple catch statements calling out specific exceptions then, of course, you would want to specify the exception type. I'm not certain why a reference is made to C++. In Powershell scripting, a throw sta...
How to detect my browser version and operating system using JavaScript?
... +'navigator.userAgent = '+navigator.userAgent+'<br>'
)
Source JavaScript: browser name.
See JSFiddle to detect Browser Details.
Detecting OS:
// This script sets OSName variable as follows:
// "Windows" for all versions of Windows
// "MacOS" for all versions of Macintosh OS
// "...