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How to create war files
...ntents is actually structured.
The J2EE/Java EE tutorial can be a start:
http://java.sun.com/j2ee/tutorial/1_3-fcs/doc/WebComponents3.html
And the Servlet specification contains the gory details:
http://java.sun.com/products/servlet/download.html
If you create a new web project in Eclipse (I am...
Entity Framework - Invalid Column Name '*_ID"
...instead of .HasRequired().
Here's the link that put me over the hump:
https://social.msdn.microsoft.com/Forums/en-US/862abdae-b63f-45f5-8a6c-0bdd6eeabfdb/getting-sqlexception-invalid-column-name-userid-from-ef4-codeonly?forum=adonetefx
And then, the Fluent API docs help out, especially the for...
Creating PHP class instance with a string
...
have a look at example 3 from http://www.php.net/manual/en/language.oop5.basic.php
$className = 'Foo';
$instance = new $className(); // Foo()
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schema builder laravel migrations unique on two columns
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Simply you can use
$table->primary(['first', 'second']);
Reference: http://laravel.com/docs/master/migrations#creating-indexes
As an example:
Schema::create('posts_tags', function (Blueprint $table) {
$table->integer('post_id')->unsigned();
$table->integer('tag...
Advantage of switch over if-else statement
...-depth study of the assembly code generated by a switch. Very enlightning: http://lazarenko.me/switch/
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How to set different label for launcher rather than activity title?
... devices, because it depends on the launcher implementation that is used.
http://developer.android.com/guide/topics/manifest/intent-filter-element.html
<activity
android:name=".ui.HomeActivity"
android:label="@string/title_home_activity"
android:icon="@drawable/icon">
<intent-filt...
Run a callback only if an attribute has changed in Rails
... # ...
end
end
The commit that changed ActiveRecord::Dirty is here: https://github.com/rails/rails/commit/16ae3db5a5c6a08383b974ae6c96faac5b4a3c81
Here is a blog post on these changes: https://www.ombulabs.com/blog/rails/upgrades/active-record-5-1-api-changes.html
Here is the summary I made...
How do I escape the wildcard/asterisk character in bash?
... play, didn't work.
For a full explanation of BASH expansions, refer to:
http://www.gnu.org/software/bash/manual/bashref.html#Shell-Expansions
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How to handle button clicks using the XML onClick within Fragments
...I'm not sure if it is a "valid" solution neither, but it works.
Based on: https://developer.android.com/tools/data-binding/guide.html#binding_events
It can be done with data bindings: Just add your fragment instance as a variable, then you can link any method with onClick.
<layout xmlns:androi...
Git file permissions on Windows
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I found the solution of how to change permissions (also) on Windows here: http://blog.lesc.se/2011/11/how-to-change-file-premissions-in-git.html
For example following command adds user execute permission to an arbitrary file:
git update-index --chmod=+x <file>
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