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How do I test for an empty string in a Bash case statement?
...er.txt
echo "--" >> finder.txt
;;
esac
done
more finder.txt
If I am searching for a subroutine that exists in one or two files in a filesystem containing dozens of cgi files I enter the search term, e.g. 'ssn_format'. bash gives me back the results in a text file (finder.txt) that loo...
Difference between Activity and FragmentActivity
...tActivity which are used several times. I want to know that is there any difference between these two, because when I changed Activity with FragmentActivity , it had no effect on the app.
...
Ansible: Set variable to file content
...lurped_user_data
- name: Decode data and store as fact # You can skip this if you want to use the right hand side directly...
set_fact:
user_data: "{{ slurped_user_data.content | b64decode }}"
share
|
...
Where can I find the error logs of nginx, using FastCGI and Django?
...
Errors are stored in the nginx log file. You can specify it in the root of the nginx configuration file:
error_log /var/log/nginx/nginx_error.log warn;
On Mac OS X with Homebrew, the log file was found by default at the following location:
/usr/local/var/log/nginx
...
Remove warning messages in PHP
...s still happening. Errors make PHP slow down so it's best to fix the error if at all possible. Using @ even slows down the code when there is not an error. vega.rd.no/articles/php-performance-error-suppression
– dprevite
Jan 1 '10 at 2:31
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Why define an anonymous function and pass it jQuery as the argument?
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The two blocks of code you have shown are dramatically different in when and why they execute. They are not exclusive of each other. They do not serve the same purpose.
JavaScript Modules
(function($) {
// Backbone code in here
})(jQuery);
This is a "JavaScript Module" patt...
Set background color of WPF Textbox in C# code
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If we want to set a hex value to the color attribute , how it can be done??
– Sauron
Mar 4 '10 at 11:40
1...
What exception classes are in the standard C++ library
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std::exception <exception> interface (debatable if you should catch this)
std::bad_alloc <new> failure to allocate storage
std::bad_array_new_length <new> invalid array length
std::bad_cast <typeinfo> execution of an invalid dynamic-cast
...
What is boxing and unboxing and what are the trade offs?
...erics are only used for compile-time type checking, .NET will generate specific classes for each generic type instantiated at run time.
Java and Haskell have unboxed arrays, but they're distinctly less convenient than the other collections. However, when peak performance is needed it's worth a lit...
How to put comments in Django templates
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True, but if you have an {% extends "file.html" %} tag you should put that on the very top of the template file even before the {% comment %}...{% endcomment %}, otherwise you'll get an <ExtendsNode: extends "file.html"> must be ...