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On select change, get data attribute value
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Vanilla Javascript:
this.querySelector(':checked').getAttribute('data-id')
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Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
...4, PyPy3 2.3.1 - Fulcrum is out!
PyPy sometimes isn't actually faster for "scripts", which a lot of people use Python for. These are the short-running programs that do something simple and small. Because PyPy is a JIT compiler its main advantages come from long run times and simple types (such as nu...
Find (and kill) process locking port 3000 on Mac
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Thank you! Your answer gave birth to my "death_to 'port'" script. (#!/usr/bin/ruby lsof -t -i tcp:#{ARGV.first} | xargs kill)
– Sv1
Oct 2 '13 at 18:40
209
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Why are Oracle table/column/index names limited to 30 characters?
...b.andrew.cmu.edu/~shadow/sql/sql1992.txt , but if you read section "17.1 Description of SQL item descriptor areas" it says identifiers like names and schemas must allow at least 128 characters.
– Rick
May 4 '11 at 19:43
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Detecting when the 'back' button is pressed on a navbar
...desBackButton(true, animated: false)
self.backButton = UIBarButtonItem(title: "Back", style: UIBarButtonItemStyle.Plain, target: self, action: "goBack")
self.navigationItem.leftBarButtonItem = backButton
}
// Then handle the button selection
func goBack() {
// Here we just remove the ba...
How to get the IP address of the docker host from inside a docker container
As the title says. I need to be able to retrieve the IP address the docker hosts and the portmaps from the host to the container, and doing that inside of the container.
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Best way to store time (hh:mm) in a database
...e expense of losing information.
A rule of thumb with databases is as the title says, a database can only tell you as much as it has data for, and it can be very costly to go back through historical data, filling in gaps.
The solution is to get it correct first time. This is certainly easier said ...
Choosing between qplot() and ggplot() in ggplot2 [closed]
...t will take into account the changed values where as y would not. So while scripting it would be good to use ggplot as if you use qplot all the graphs will be equal to the latest provided references to qplot.
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Returning 'IList' vs 'ICollection' vs 'Collection'
...ven't read it before, Brad Abrams and Krzysztof Cwalina wrote a great book titled "Framework Design Guidelines: Conventions, Idioms, and Patterns for Reusable .NET Libraries" (you can download a digest from here).
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How can I grep for a string that begins with a dash/hyphen?
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grep '\-X'
grep "\-X"
One way to try out how Bash passes arguments to a script/program is to create a .sh script that just echos all the arguments. I use a script called echo-args.sh to play with from time to time, all it contains is:
echo $*
I invoke it as:
bash echo-args.sh \-X
bash echo-ar...