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Why does one use dependency injection?
...has a logger to use, but it does not know any more where this logger comes from.
And this is where a DI framework comes into play: You configure your mappings once again, and then ask your DI framework to instantiate your application for you. As the Application class requires an ICanPersistData imp...
Add .gitignore to gitignore
...ignore file's purpose is to prevent everyone who collaborates on a project from accidentally commiting some common files in a project, such as generated cache files. Therefore you should not ignore .gitignore, since it's supposed to be included in the repository.
If you want to ignore files in just...
$(document).ready equivalent without jQuery
...e a script that uses $(document).ready , but it doesn't use anything else from jQuery. I'd like to lighten it up by removing the jQuery dependency.
...
Compiling dynamic HTML strings from database
...ar called 'pageContent'. This var gets assigned dynamically generated HTML from a database. When the user flips to the next page, a called to the DB is made, and the pageContent var is set to this new HTML, which gets rendered onscreen through ng-bind-html-unsafe. Here's the code:
...
How can I run code on a background thread on Android?
.... terminated might also be caused by exception, or user killed it manually from settings.
START_STICKY (Sticky Service) is the option given by android that service will restart itself if service terminated.
Remember the question difference between multiprocessing and multithreading?
Service is a ba...
ALTER TABLE without locking the table?
...
This question from 2009. Now MySQL offers a solution:
Online DDL (Data Definition Language)
A feature that improves the performance, concurrency, and availability
of InnoDB tables during DDL (primarily ALTER TABLE) operations. See
...
Stop jQuery .load response from being cached
...when making the request. The other place to handle the cache settings are from the server or web app by setting various HTTP response headers, like Expires, Pragma, etc...
– Bryan Rehbein
Mar 15 '10 at 14:35
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Rails formatting date
... the date. (http://ruby-doc.org/core-2.2.1/Time.html#method-i-strftime).
From APIdock:
%Y%m%d => 20071119 Calendar date (basic)
%F => 2007-11-19 Calendar date (extended)
%Y-%m => 2007-11 Calendar date, r...
How to format a java.sql Timestamp for displaying?
...ession scope / instance variables / static context and then accessing them from multiple threads. Just create a new SimpleDateFormat() within your method and discard it after use. That is threadsafe.
– Glen Best
Apr 24 '13 at 4:48
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Why should casting be avoided? [closed]
...me data) or something that happens at run time (e.g., an actual conversion from double to long).
C++ attempts to deal with that to at least some extent by adding a number of "new" cast operators, each of which is restricted to only a subset of the capabilities of a C cast. This makes it more diffic...