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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...
Django set default form values
...default.
The initial value of a field is intended to be displayed in an HTML . But if the user delete this value, and finally send back a blank value for this field, the initial value is lost. So you do not obtain what is expected by a default behaviour.
The default behaviour is : the value that ...
ASP.NET MVC 404 Error Handling [duplicate]
...rs mode="On" >
<error statusCode="404" redirect="~/Static404.html" />
</customErrors>
</system.web>
This will handle both missed routes and missed actions.
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jQuery - multiple $(document).ready …?
...ved. Take a look here.
$(document).ready(function(){
$("#page-title").html("Document-ready was called!");
});
$(document).ready(function(){
$("#page-title").html("Document-ready 2 was called!");
});
Output:
Document-ready 2 was called!
...
How to randomly sort (scramble) an array in Ruby?
....7+. See official documentation[http://ruby-doc.org/core-1.9/classes/Array.html]
def shuffle
dup.shuffle!
end unless method_defined? :shuffle
# Standard in Ruby 1.8.7+. See official documentation[http://ruby-doc.org/core-1.9/classes/Array.html]
def shuffle!
size.times do |i|
r...