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How to subtract a day from a date?
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You can use a timedelta object:
from datetime import datetime, timedelta
d = datetime.today() - timedelta(days=days_to_subtract)
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How to use font-awesome icons from node-modules
...k lines of unminified CSS.
You'll also need to serve the fonts themselves from a folder called/fonts/ in your public directory. You could just copy them there with a simple gulp task, for example:
gulp.task('fonts', function() {
return gulp.src('node_modules/font-awesome/fonts/*')
.pipe(gul...
Is it possible to create a remote repo on GitHub from the CLI without opening browser?
...mand line. As you noted, GitHub doesn't allow shell access, etc., so aside from the GitHub API, the only way to create a repo is through GitHub's web interface.
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How can I extract a predetermined range of lines from a text file on Unix?
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sed -n '16224,16482p;16483q' filename > newfile
From the sed manual:
p -
Print out the pattern space (to the standard output). This command is usually only used in conjunction with the -n command-line option.
n -
If auto-print is not disabled, print t...
What is the current directory in a batch file?
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From within your batch file:
%cd% refers to the current working directory (variable)
%~dp0 refers to the full path to the batch file's directory (static)
%~dpnx0 and %~f0 both refer to the full path to the batch directory an...
DateTime.Now vs. DateTime.UtcNow
...your calculations don't become confused by clients in different time zones from your server or from each other.
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Difference between onStart() and onResume()
...() loop is a tight one and occurs many times through my journey.
The loop from being stopped back through a restart (preparing to carry on my journey) to starting again is perhaps less common. In one case, I spot the Grocery Store and the GroceryStoreActivity is started (forcing my DriveToWorkActiv...
Returning value from Thread
...tDown() (program order rule) which happens-before latch.await() (guarantee from CountDownLatch) which happens-before the read from value[0] (program order rule).
– Adam Zalcman
Aug 22 '14 at 18:09
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Delete topic in Kafka 0.8.1.1
...me, the bug got fixed and the deletion command is now officially available from Kafka 0.8.2.0 as:
bin/kafka-topics.sh --delete --zookeeper localhost:2181 --topic test
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urlencode vs rawurlencode?
...is the encoding described in » RFC 3986 for protecting literal characters from being interpreted as special URL delimiters, and for protecting URLs from being mangled by transmission media with character conversions (like some email systems).
Note on RFC 3986 vs 1738. rawurlencode prior to php 5...