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How do I find the number of arguments passed to a Bash script?
...s is $#
Search for it on this page to learn more:
http://tldp.org/LDP/abs/html/internalvariables.html#ARGLIST
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Rails 4 - passing variable to partial
...lows:
<%= render @users, size: 50 %>
and then use it in the _user.html.erb partial:
<li>
<%= gravatar_for user, size: size %>
<%= link_to user.name, user %>
</li>
Note that size: size is equivalent to :size => size.
...
What is an initialization block?
... @GlenPierce here you go: docs.oracle.com/javase/specs/jls/se8/html/jls-12.html#jls-12.7
– Biman Tripathy
Apr 20 '17 at 18:11
...
Redirect stderr and stdout in Bash
...ile:
some_command >file.log 2>&1
See http://tldp.org/LDP/abs/html/io-redirection.html
This format is preferred than the most popular &> format that only work in bash. In Bourne shell it could be interpreted as running the command in background. Also the format is more readable...
Check a radio button with javascript
...r("checked","checked");
})
This adds a new attribute "checked" (which in HTML does not need a value).
Just remember to include the jQuery library:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
...
Learning Ant path style
...io/spring/docs/current/javadoc-api/org/springframework/util/AntPathMatcher.html
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Split Python Flask app into multiple files
... routes
@routes.route('/')
def index():
return render_template('index.html')
users.py
from flask import render_template
from . import routes
@routes.route('/users')
def users():
return render_template('users.html')
app.py
from routes import *
app.register_blueprint(routes)
If you...
Difference between ActionBarSherlock and ActionBar Compatibility
...
http://gmariotti.blogspot.in/2013/07/actionbarsherlock-vs-actionbarcompat.html
http://antonioleiva.com/actionbarcompat-migrating-actionbarsherlock/
Don't forget to read this developer.android for more about ABC!
Note: Setting it up for unit tests the same way as ABS is unfortunately not possible ...
How to disassemble one single function using objdump?
...ys it is not possible: https://sourceware.org/ml/binutils/2010-04/msg00445.html
Besides the gdb workaround proposed by Tom, they also comment on another (worse) workaround of compiling with -ffunction-section which puts one function per section and then dumping the section.
Nicolas Clifton gave it...
How do I use JDK 7 on Mac OSX?
...ink:
http://download.oracle.com/javase/tutorial/essential/io/notification.html
15 Answers
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