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Run a callback only if an attribute has changed in Rails
...https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made for myself on the changes to ActiveRecord::Dirty in Rails 5.1+:
ActiveRecord::Dirty
https://api.rubyonrails.org/classes/ActiveRecord/AttributeMethods/Dirty.html
Before Saving (OPTIONAL CHAN...
$(this) inside of AJAX success not working
...ss : function(data) {
if(data){
jQuery(this).html(data);
}else{
jQuery(this).html(myArr[0]);
}
}
});
} catch (e) {
}
});
...
Difference between open and codecs.open in Python
...ons, including Python 3.4. See docs: http://docs.python.org/3.4/library/io.html
Now, for the original question: when reading text (including "plain text", HTML, XML and JSON) in Python 2 you should always use io.open() with an explicit encoding, or open() with an explicit encoding in Python 3. Doin...
Is Response.End() considered harmful?
... CompleteRequest() calls, but if you want to avoid
postback processing and html rendering you'll need to add [...] overrides as
well.
Jon Reid, "Final Analysis"
Per MSDN, Jon Reid, and Alain Renon:
ASP.NET Performance - Exception Management - Write Code That Avoids Exceptions
The Server.Transfer,...
Can I have multiple Xcode versions installed?
...de/Conceptual/XcodeCoexistence/Contents/Resources/en.lproj/Details/Details.html this Apple Developer Connection page for lots of details. <- Page does not exist anymore!
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Disable browser 'Save Password' functionality
...'ll leave no guarantees ;)
@Joseph: If it's a strict requirement to pass XHTML validation with the actual markup (don't know why it would be though) you could theoretically add this attribute with javascript afterwards but then users with js disabled (probably a neglectable amount of your userbase ...
using data-* attribute with thymeleaf
...":${bar}}|'
Update: If you don't like the th namespace, you can also use HTML5 friendly attribute and element names like data-th-data-foobar="".
If someone is interested, related template engine tests can be found here: Tests for Default Attribute Processor
...
How do I parse command line arguments in Java?
...oll your own:
http://docs.oracle.com/javase/7/docs/api/java/util/Scanner.html
For instance, this is how you use commons-cli to parse 2 string arguments:
import org.apache.commons.cli.*;
public class Main {
public static void main(String[] args) throws Exception {
Options optio...
Replace one character with another in Bash
...o/ /.}
# replace all blanks
bar=${foo// /.}
See http://tldp.org/LDP/abs/html/string-manipulation.html for more details.
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How do I toggle an ng-show in AngularJS based on a boolean?
...ve multiple Menus with Submenus, then you can go with the below solution.
HTML
<ul class="sidebar-menu" id="nav-accordion">
<li class="sub-menu">
<a href="" ng-click="hasSubMenu('dashboard')">
<i class="fa fa-book"...