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What is the purpose of “!” and “?” at the end of method names?
...he arguments, exit! etc.) by convention end with exclamation marks.
From: http://www.ruby-lang.org/en/documentation/ruby-from-other-languages/, Section Funny method names
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Preloading CSS Images
...pg); // load images
}
Demo
it's better to use a sprite image to reduce http requests...(if there are many relatively small sized images) and make sure the images are hosted where HTTP2 is used.
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Faster s3 bucket duplication
...ficially supported tool.
aws s3 sync s3://mybucket s3://backup-mybucket
http://docs.aws.amazon.com/cli/latest/reference/s3/sync.html
Supports concurrent transfers by default. See http://docs.aws.amazon.com/cli/latest/topic/s3-config.html#max-concurrent-requests
To quickly transfer a huge number...
POSTing JsonObject With HttpClient From Web API
I'm trying to POST a JsonObject using HttpClient from Web API. I'm not quite sure how to go about this and can't find much in the way of sample code.
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How to attach my repo to heroku app
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For me 'git remote add https:// git.heroku.com / {heroku-app-name}.git' seemed to work.
– afreeland
Sep 28 '16 at 15:37
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A gentle tutorial to Emacs/Swank/Paredit for Clojure
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There is one more excelent tutorial:
http://www.braveclojure.com/basic-emacs/ (1st part)
http://www.braveclojure.com/using-emacs-with-clojure/ (2nd part)
In 30 to 45 minutes one can have everything setup from scratch.
The tutorial does not assumes any prior k...
Upload artifacts to Nexus, without Maven
...n is the easiest solution, but it also provides some examples using curl:
https://support.sonatype.com/entries/22189106-How-can-I-programatically-upload-an-artifact-into-Nexus-
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Good Java graph algorithm library? [closed]
.... Currently dormant, but provides implementations for many algorithms. See https://issues.apache.org/jira/browse/SANDBOX-458 for a list of implemented algorithms, also compared with Jung, GraphT, Prefuse, jBPT
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What is the difference between visibility:hidden and display:none?
... making the object completely transparent. Consider:
1st <a href="http://example.com" style="display: none;">unseen</a> link.<br />
2nd <a href="http://example.com" style="visibility: hidden;">unseen</a> link.<br />
3rd <a href="http://example.com" styl...
What is the difference between git clone and checkout?
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The man page for checkout: http://git-scm.com/docs/git-checkout
The man page for clone: http://git-scm.com/docs/git-clone
To sum it up, clone is for fetching repositories you don't have, checkout is for switching between branches in a repository you ...