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How to empty/destroy a session in rails?
...1 Accessing the Session recommends to use reset_session if you want remove script-inserted key/value pairs (ex: Something inserted from a controller) and generate a new session. If you want reset only the key/value pairs you set, set those keys to nil.
– sargas
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How to link to part of the same document in Markdown?
...lighter, so there are a (very) few oddities. Also, a lot of the associated scripts are highly customized -- e.g. Context, not LaTeX etc. -- but the idea is that the users will alter them as they please, which I found pretty simple. It should probably be git clone -ed into the lowest or outermost t...
Number of processors/cores in command line
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nice portable script :)
– mircealungu
May 14 '14 at 9:42
2
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get client time zone from browser [duplicate]
...s helpful
download jstz.min.js and add a function to your html page
<script language="javascript">
function getTimezoneName() {
timezone = jstz.determine()
return timezone.name();
}
</script>
and call this function from your display tag
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How do I close an open port from the terminal on the Mac?
...lsof combined with kill, as mentioned above; but wrote a quick little bash script to automate this process.
With this script, you can simply type killport 3000 from anywhere, and it will kill all processes running on port 3000.
https://github.com/xtrasimplicity/killport
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Git: fatal: Pathspec is in submodule
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I solved it by changing my script to not delete the .git folder. So I'd advise that you check your script, see if you actually have a .git folder in the directory.
– jmite
Mar 24 '15 at 19:44
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Video auto play is not working in Safari and Chrome desktop browser
...st fix I could get was adding this code just after the </video>
<script>
document.getElementById('vid').play();
</script>
...not pretty but somehow works.
UPDATE
Recently many browsers can only autoplay the videos with sound off, so you'll need to add muted attribute to th...
How do I perform a Perl substitution on a string while keeping the original?
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I hate foo and bar .. who dreamed up these non descriptive terms in programming anyway?
my $oldstring = "replace donotreplace replace donotreplace replace donotreplace";
my $newstring = $oldstring;
$newstring =~ s/replace/newword/g; # inplace replacement
print $newstring...
Logging in Scala
...4j, but it now seems to be the predominant logging framework. Here's the description of SLF4J:
The Simple Logging Facade for Java or (SLF4J) serves as a simple facade or abstraction for various logging frameworks, e.g. java.util.logging, log4j and logback, allowing the end user to plug in the de...
Git add all files modified, deleted, and untracked?
... This can also not work if your git version is old. I was running a script on a server that was running git 1.5.2.5. git add -A was not working. From the script, no error message was reported. Only from the command line did I find that -A was not a legal option to add.
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