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How do you grep a file and get the next 5 lines
...e was a way to not limit the output to a certain amount of lines but print all lines after the matched one.
– Matthias Braun
May 19 '19 at 17:18
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Padding characters in printf
...amic technique:
printf -v pad '%*s' "$padlimit"
You can do the printing all on one line if you prefer:
printf '%s%*.*s%s\n' "$string1" 0 $((padlength - ${#string1} - ${#string2} )) "$pad" "$string2"
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CSS to set A4 paper size
I need simulate an A4 paper in web and allow to print this page as it is show on browser (Chrome, specifically). I set the element size to 21cm x 29.7cm, but when I send to print (or print preview) it clip my page.
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How to compare strings in Bash
...if [ = "valid" ]; then
Non-standard use of == operator
Note that Bash allows == to be used for equality with [, but this is not standard.
Use either the first case wherein the quotes around $x are optional:
if [[ "$x" == "valid" ]]; then
or use the second case:
if [ "$x" = "valid" ]; then
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Is there a method that works like start fragment for result?
...e 3 parts of the sign-in process and each had their own activity that was called with startActivityForResult().
10 Answers...
matplotlib colorbar for scatter
...e a clear application when using matplotlib OOP interface: matplotlib.org/gallery/api/agg_oo_sgskip.html
– Ryszard Cetnarski
Sep 28 '18 at 14:45
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Architecture of a single-page JavaScript web application?
...x single-page JS web application be structured on the client-side? Specifically I'm curious about how to cleanly structure the application in terms of its model objects, UI components, any controllers, and objects handling server persistence.
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How to generate a number of most distinctive colors in R?
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I joined all qualitative palettes from RColorBrewer package. Qualitative palettes are supposed to provide X most distinctive colours each. Of course, mixing them joins into one palette also similar colours, but that's the best I can g...
HTTP requests and JSON parsing in Python
I want to dynamically query Google Maps through the Google Directions API. As an example, this request calculates the route from Chicago, IL to Los Angeles, CA via two waypoints in Joplin, MO and Oklahoma City, OK:
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Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'
I have Windows 7 32-bit. I installed the latest Node.js 32 bit.
When I try to run the command npm install jquery , I receive the error:
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