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How to remove leading zeros from alphanumeric text?
... @Greg: This question is about Java, not JavaScript. Java SE has had the method String.replaceFirst() since version 1.4.
– Jonik
May 22 '12 at 10:37
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How to build sources jar with gradle
... the class. Gradle looks at the inputs for a task, determines where they came from, and automatically creates a dependency. e.g. javadocJar pulls files from javadoc, therefore Gradle will add the dependsOn javadoc automatically.
– Mikezx6r
Oct 25 '13 at 12:06
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Highlight bash/shell code in markdown
...ing engine and the markdown flavour. There is no standard for this. If you mean github flavoured markdown for example, shell should work fine. Aliases are sh, bash or zsh. You can find the list of available syntax lexers here
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YYYY-MM-DD format date in shell script
...date
# -1 -> explicit current date, bash >=4.3 defaults to current time if not provided
# -2 -> start time for shell
printf -v date '%(%Y-%m-%d)T\n' -1
# put current date as yyyy-mm-dd HH:MM:SS in $date
printf -v date '%(%Y-%m-%d %H:%M:%S)T\n' -1
# to print directly remove -v flag, as s...
Disabling and enabling a html input button
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Using Javascript
Disabling a html button
document.getElementById("Button").disabled = true;
Enabling a html button
document.getElementById("Button").disabled = false;
Demo Here
Using jQuery
All versions of jQuery prior to 1.6
Disabling a html button
$('#Butto...
Python None comparison: should I use “is” or ==?
My editor warns me when I compare my_var == None , but no warning when I use my_var is None .
3 Answers
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How to print pandas DataFrame without index
I want to print the whole dataframe, but I don't want to print the index
8 Answers
8
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How to view corresponding SQL query of the Django ORM's queryset?
... or print to stdout for debugging purposes.
qs = Model.objects.filter(name='test')
print qs.query
Edit
I've also used custom template tags (as outlined in this snippet) to inject the queries in the scope of a single request as HTML comments.
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How to repeat last command in python interpreter shell?
...ry on python shell.
This is my .pythonstartup file . PYTHONSTARTUP environment variable is set to this file path.
# python startup file
import readline
import rlcompleter
import atexit
import os
# tab completion
readline.parse_and_bind('tab: complete')
# history file
histfile = os.path.joi...
Difference between break and continue in PHP?
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Love this answer! Remind's me of WP.org's recommendation on Yoda Conditions: make.wordpress.org/core/handbook/coding-standards/php/…
– Bob Gregor
Nov 11 '13 at 17:32
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