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Django vs. Model View Controller [closed]
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The Django FAQ itself is a decent place to start:
https://docs.djangoproject.com/en/dev/faq/general/#django-appears-to-be-a-mvc-framework-but-you-call-the-controller-the-view-and-the-view-the-template-how-come-you-don-t-use-the-standard-names
In our interpretation of MVC, ...
jQuery - What are differences between $(document).ready and $(window).load?
...jects and images
console.log("window is loaded");
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
Query 3.0 version
Breaking change: .load(), .unload(), and .error() removed
These methods are shortcuts for event operations, bu...
How to upgrade PowerShell version from 2.0 to 3.0
...icy unrestricted -Command "iex ((new-object net.webclient).DownloadString('https://chocolatey.org/install.ps1'))" && SET PATH=%PATH%;%systemdrive%\chocolatey\bin
cinst powershell
It installs the latest version using a Chocolatey repository.
Originally I was using command cinst powershell ...
Java null check why use == instead of .equals()
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In addition to the accepted answer (https://stackoverflow.com/a/4501084/6276704):
Since Java 1.7, if you want to compare two Objects which might be null, I recommend this function:
Objects.equals(onePossibleNull, twoPossibleNull)
java.util.Objects
T...
What does send() do in Ruby?
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Another example, similar to Antonio Jha's https://stackoverflow.com/a/26193804/1897857
is if you need to read attributes on an object.
For example, if you have an array of strings, if you try to iterate through them and call them on your object, it won't work.
att...
How to terminate the script in JavaScript?
...tion to resume script execution.
I hope it helps.
More information at:
https://developer.mozilla.org/de/docs/Tools/Debugger
http://www.w3schools.com/js/js_debugging.asp
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Specifying column name in a “references” migration
...u can specify the name of the other table in the foreign key options. (see https://github.com/rails/rails/issues/21563 for discussion)
add_reference :posts, :author, foreign_key: {to_table: :users}
Prior to Rails 5, you should add the foreign key as a separate step:
add_foreign_key :posts, :user...
How do I drag and drop files into an application?
...nd to a WPF control...
var fileList = (IList)FileList.ItemsSource;
See https://stackoverflow.com/a/19954958/492 for details of that trick.
The drop Handler ...
private void FileList_OnDrop(object sender, DragEventArgs e)
{
var dropped = ((string[])e.Data.GetData(DataFormats.FileDrop));...
How to get the entire document HTML as a string?
...erializer().serializeToString(document)
in browsers newer than IE 9
See https://caniuse.com/#feat=xml-serializer
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Why can't I do ?
...l; charset=utf-8'>
<title></title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script type="text/javascript">
function showpreview(e) {
var reader = new FileReader();
reader.onload = fun...