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Block Declaration Syntax List
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I personally like using this website (http://fuckingblocksyntax.com). The name is easier to remember than the block syntax itself:
http://fuckingblocksyntax.com
and if you can't load URLs with bad words in them you can use this mirror: http://goshdarnblocksynt...
What's the fastest way to convert String to Number in JavaScript?
...oat(x);
+x;
By this quick test I made, it actually depends on browsers.
http://jsperf.com/best-of-string-to-number-conversion/2
Implicit marked the fastest on 3 browsers, but it makes the code hard to read… So choose whatever you feel like it!
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Installing Ruby Gem in Windows
... I tried to install GEM on my PC by following the steps given in the site http://rubygems.org/pages/download .
7 Answers
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MySQL remove all whitespaces from the entire column
...racters :
UPDATE `table` SET `col_name` = REPLACE(`col_name`, '\n', '')
http://dev.mysql.com/doc/refman/5.0/en/string-functions.html#function_replace
To remove first and last space(s) of column :
UPDATE `table` SET `col_name` = TRIM(`col_name`)
http://dev.mysql.com/doc/refman/5.0/en/string-fu...
Export/import jobs in Jenkins
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Probably use jenkins command line is another option, see https://wiki.jenkins-ci.org/display/JENKINS/Jenkins+CLI
create-job: Creates a new job by reading stdin as a configuration XML file.
get-job: Dumps the job definition XML to stdout
So you can do
java -jar jenkins-cli.jar...
Can you use a trailing comma in a JSON object?
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No. The JSON spec, as maintained at http://json.org, does not allow trailing commas. From what I've seen, some parsers may silently allow them when reading a JSON string, while others will throw errors. For interoperability, you shouldn't include it.
The cod...
Can an interface extend multiple interfaces in Java?
...hen single implementation works for both :).
Read my complete post here:
http://codeinventions.blogspot.com/2014/07/can-interface-extend-multiple.html
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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...from (irb):17
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I also really encourage you to try ruby-debug:
http://railscasts.com/episodes/54-debugging-with-ruby-debug
http://www.sitepoint.com/article/debug-rails-app-ruby-debug/
http://www.datanoise.com/articles/2006/7/12/tutorial-on-ruby-debug
It's incredibly helpful!
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How to make a smooth image rotation in Android?
... version="1.0" encoding="utf-8"?>
<linearInterpolator xmlns:android="http://schemas.android.com/apk/res/android" />
And add to your animation XML:
android:interpolator="@anim/linear_interpolator"
Special Note: If your rotate animation is inside a set, setting the interpolator does not ...
Highlight the difference between two strings in PHP
...but archive.org has a copy of the site: web.archive.org/web/20080506155528/http://software.zuavra.net/…
– R. Hill
Jan 25 '11 at 13:49
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