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How to list records with date from the last 10 days?
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http://www.postgresql.org/docs/current/static/functions-datetime.html shows operators you can use for working with dates and times (and intervals).
So you want
SELECT "date"
FROM "Table"
WHERE "date" > (CURRENT_DATE - INTERVAL ...
How to change value of process.env.PORT in node.js?
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You can use cross platform solution https://www.npmjs.com/package/cross-env
$ cross-env PORT=1234
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Renaming files in a folder to sequential numbers
... let, and printf for the padding:
a=1
for i in *.jpg; do
new=$(printf "%04d.jpg" "$a") #04 pad to length of 4
mv -i -- "$i" "$new"
let a=a+1
done
using the -i flag prevents automatically overwriting existing files.
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How to permanently export a variable in Linux?
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Immediately apply all changes:
source ~/.bash_profile
Source: https://www.serverlab.ca/tutorials/linux/administration-linux/how-to-set-environment-variables-in-linux/
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Bootstrap NavBar with left, center or right aligned items
... </li>
</ul>
</div>
</nav>
http://www.codeply.com/go/qhaBrcWp3v
Another BS4 Navbar option with center links and overlay logo image:
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<div class="navbar-collapse collapse w-100 dual-co...
Recursively list all files in a directory including files in symlink directories
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find -L /var/www/ -type l
# man find
-L Follow symbolic links. When find examines or prints information about files, the information used shall be taken from the
properties of
the file to which the link poi...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
...led form, while read-only can still be highlighted (and copied).
http://www.w3schools.com/tags/att_input_disabled.asp
http://www.w3schools.com/tags/att_input_readonly.asp
A read-only field cannot be modified. However, a user can tab to it, highlight it, and copy the text from it.
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How do I read the source code of shell commands?
...he coreutils package.
You can find all information you need here:
http://www.gnu.org/software/coreutils/
If you want to download the latest source, you should use git:
git clone git://git.sv.gnu.org/coreutils
To install git on your Ubuntu machine, you should use apt-get (git is not included in ...
Twitter oAuth callbackUrl - localhost development
... assumes that you are registering two apps with Twitter, one for your live www.mysite.com and another for 127.0.0.1.
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Bootstrap 3.0 - Fluid Grid that includes Fixed Column Sizes
... I have written up a short guide with a more general use case here https://www.atlascode.com/bootstrap-fixed-width-sidebars/. Hope it helps.
The bootstrap3 grid system supports row nesting which allows you to adjust the root row to allow fixed width side menus.
You need to put in a padding-left on...