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How do I get a class instance of generic type T?
...t<T> for ArrayList<T> or GenericDAO<T> for DAO<T>, etc.
Pure Java solution
The article Accessing generic types at runtime in Java explains how you can do it using pure Java.
@SuppressWarnings("unchecked")
public GenericJpaDao() {
this.entityBeanType = ((Class) ((Paramete...
how to unit test file upload in django
...thing more to test, because that client make use of Sessions, middlewares, etc. Nothing similar to Unit Testing.
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.gitignore file, where should I put it in my xcode project?
...some type files which is generated by OS or any other logging, cashing and etc. tools.
Per-repository git ignore: - In this approach your custom rules will be applied to specific git directory in your machine. Local per-repository rules can be added to the .git/info/exclude file in your repository. ...
Debug.Assert vs Exception Throwing
..., the ability to log information about errors, and execution flow control, etc. Those three things make me think that what you need is to do is throw around some exceptions.
– Tom Neyland
Sep 23 '09 at 18:18
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How To Create a Flexible Plug-In Architecture?
...ture to allow my app to access plugins, things like time/display/map data, etc.
Years ago I would create factories, plugin managers and config files to manage all of it and let me determine which plugin to use at runtime.
Now I usually just have a DI framework do most of that work.
I still have...
How to deal with IntelliJ IDEA project files under Git source control constantly changing?
...s user-specific)
Except some other files that might contain passwords/keys/etc (see above link for details)
This sample .gitignore file might be a useful reference, though you should still read the above link to understand why these entries appear and decide if you need them.
Personally I also ig...
Override configured user for a single git commit
...ing any git command in the active shell. It'll then remember the user for all subsequent runs.
(obviously cross reference an input user value to exact desired names and email addresses for the various git auther/name values in the case block and update the assigns as needed)
git() {
echo "Runni...
Is there a JavaScript MVC (micro-)framework? [closed]
...aving to attach event handlers, and simply create rules for your page.
Finally, JMVC is much more than a MVC architecture. It has all parts of the development cycle covered with:
Code Generators
Selenium and Env.js integrated testing
Documentation Engine
Automatic Concat+Compress
Error detection...
Remove rows with all or some NAs (missing values) in data.frame
...G00000221312 0 1 2 3 2
na.omit is nicer for just removing all NA's. complete.cases allows partial selection by including only certain columns of the dataframe:
> final[complete.cases(final[ , 5:6]),]
gene hsap mmul mmus rnor cfam
2 ENSG00000199674 0 2 2 ...
Should you commit .gitignore into the Git repos?
...a good practice to .gitignore at least your build products (programs, *.o, etc.).
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