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Parallelize Bash script with maximum number of processes
...e: Useless use of cat. See oletange.blogspot.dk/2013/10/useless-use-of-cat.html
– Ole Tange
Jul 25 '16 at 8:21
Oh, it'...
How to install packages using pip according to the requirements.txt file from a local directory?
...nks URLs instead).
-f, --find-links <URL> - If a URL or path to an html file, then parse for links to archives.
If a local path or file:// URL that's a directory, then look for archives in the directory listing.
sha...
Exception thrown inside catch block - will it be caught again?
...ame reason.
Reference:
http://java.sun.com/docs/books/jls/second_edition/html/statements.doc.html#24134
In other words, the first enclosing catch that can handle the exception does, and if an exception is thrown out of that catch, that's not in the scope of any other catch for the original try, so...
Get escaped URL parameter
...h, protocol etc:
var url = $.url('http://allmarkedup.com/folder/dir/index.html?item=value');
url.attr('protocol'); // returns 'http'
url.attr('path'); // returns '/folder/dir/index.html'
It has other features as well, check out its homepage for more docs and examples.
Instead of writing your own...
Find column whose name contains a specific string
...das.pydata.org/pandas-docs/stable/reference/api/pandas.Series.str.contains.html
# from: https://cmdlinetips.com/2019/04/how-to-select-columns-using-prefix-suffix-of-column-names-in-pandas/
# from: https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.filter.html
import pand...
How can I resize an image dynamically with CSS as the browser width/height changes?
...out().
http://mbccs.blogspot.com/2007/11/fixing-window-resize-event-in-ie.html
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Favorite Django Tips & Features?
...s render_to decorator instead of render_to_response.
@render_to('template.html')
def foo(request):
bars = Bar.objects.all()
if request.user.is_authenticated():
return HttpResponseRedirect("/some/url/")
else:
return {'bars': bars}
# equals to
def foo(request):
bars =...
How to list all the files in a commit?
...ogrammatic):
$ git diff-tree --no-commit-id --name-only -r bd61ad98
index.html
javascript/application.js
javascript/ie6.js
Another Way (less preferred for scripts, because it's a porcelain command; meant to be user-facing)
$ git show --pretty="" --name-only bd61ad98
index.html
javascript/app...
How to change the button text of ?
...
You can put an image instead, and do it like this:
HTML:
<img src="/images/uploadButton.png" id="upfile1" style="cursor:pointer" />
<input type="file" id="file1" name="file1" style="display:none" />
JQuery:
$("#upfile1").click(function () {
$("#file1").tr...
How to strip all whitespace from string
...u200C|\u200D|\u2060|\uFEFF.
Sources:
https://docs.python.org/2/library/re.html
https://docs.python.org/3/library/re.html
https://en.wikipedia.org/wiki/Unicode_character_property
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