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bash: Bad Substitution
...points to dash, not bash.
me@pc:~$ readlink -f $(which sh)
/bin/dash
So if you chmod +x your_script_file.sh and then run it with ./your_script_file.sh, or if you run it with bash your_script_file.sh, it should work fine.
Running it with sh your_script_file.sh will not work because the hashbang l...
How can I check if a background image is loaded?
...on't think there's such a thing as browser memory where assets are stored. If you're referring to cache, remember that you're adding an extra HTTP request and all clients might not have cache enabled.
– HyderA
Feb 20 '11 at 17:09
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Why java.lang.Object is not abstract? [duplicate]
...ably have been a lot less frustration around the complexities of these two if they had both been made abstract. This would require developers to figure out how they should be implementing them, making it more obvious that they should be consistent (see Effective Java). However, I'm more of the opini...
How to empty (“truncate”) a file on linux that already exists and is protected in someway?
...ror looks like it's from csh, so you would do:
cat /dev/null >! file
If I'm wrong and you are using bash, you should do:
cat /dev/null >| file
in bash, you can also shorten that to:
>| file
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href overrides ng-click in Angular.js
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You should probably just use a button tag if you don't need a uri.
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How do I use the lines of a file as arguments of a command?
Say, I have a file foo.txt specifying N arguments
10 Answers
10
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How to initialize all members of an array to the same value?
I have a large array in C (not C++ if that makes a difference). I want to initialize all members of the same value.
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How can I easily convert DataReader to List? [duplicate]
...er then most hand written code as well, so do consider the “high road” if you are doing this a lot.
See "A Defense of Reflection in .NET" for one example of this.
You can then write code like
class CustomerDTO
{
[Field("id")]
public int? CustomerId;
[Field("name")]
public ...
HTML text-overflow ellipsis detection
...he idea is that you clone the element, remove any bounding width, and test if the cloned element is wider than the original. If so, you know it's going to have been truncated.
For example, using jQuery:
var $element = $('#element-to-test');
var $c = $element
.clone()
.css({di...
IE10 renders in IE7 mode. How to force Standards mode?
...ith a HTML5 doctype IE will still place your website in compatibility mode if it's an intranet site.
To ensure that your website always uses the latest standards mode you can either make sure Display intranet sites in Compatibly is turned off. However you have to do this on each machine local to th...