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Running a cron job on Linux every six hours
...ctive shell session.
It's a good idea to specify an absolute path to your script/binary, or define PATH in the crontab itself. To help debug any issues I would also redirect stdout/err to a log file.
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How to rename with prefix/suffix?
...If rename isn't available and you have to rename more than one file, shell scripting can really be short and simple for this. For example, to rename all *.jpg to prefix_*.jpg in the current directory:
for filename in *.jpg; do mv "$filename" "prefix_$filename"; done;
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Webfonts or Locally loaded fonts?
...deration. Let's look at the following piece of HTML:
<head>
<script type="text/javascript" src="script1.js"></script>
<link rel="stylesheet" type="text/css" href="style1.css" />
<style type="text/css">
@import url(style2.css);
</style>
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How do I detect a click outside an element?
...ho don't want to use jQuery. Here's the above code in plain vanillaJS (ECMAScript6).
function hideOnClickOutside(element) {
const outsideClickListener = event => {
if (!element.contains(event.target) && isVisible(element)) { // or use: event.target.closest(selector) === null
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How do you debug PHP scripts? [closed]
How do you debug PHP scripts?
30 Answers
30
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How do I echo and send console output to a file in a bat script?
I have a batch script that executes a task and sends the output to a text file. Is there a way to have the output show on the console window as well?
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What's the difference between process.cwd() vs __dirname?
...
__dirname returns the directory name of the directory containing the JavaScript source code file
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Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?
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require './filename' only works if your script is executed with the working directory set to the same directory that the script resides. This is often not the case in multi-directory projects.
– mxcl
Aug 2 '12 at 18:31
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/bin/sh: pushd: not found
...y usable.) pushd is a shell builtin, just like cd.
So, either change your script to start with #!/bin/bash or store the current working directory in a variable, do your work, then change back. Depends if you want a shell script that works on very reduced systems (say, a Debian build server) or if y...
How to watch for array changes?
...d a generic observer function to that array:
_.observe(a, function() {
alert('something happened');
});
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