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Java and SQLite [closed]
I'm attracted to the neatness that a single file database provides. What driver/connector library is out there to connect and use SQLite with Java.
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Painless way to install a new version of R?
...lt.
If you want to automate this further, you can specify this in the Rprofile.site file, which you find in the /etc/ directory of your R build. Then it will load automatically every time R loads, and you don't have to worry about that any more. You can just install and load packages from the speci...
How to ignore xargs commands if stdin input is empty?
...n frequently. You can work around it by using homebrew to install the GNU fileutils.
– edk750
Jul 20 '16 at 19:41
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In a storyboard, how do I make a custom cell for use with multiple controllers?
...w. I've got no magical workarounds for you, other than suggesting that you file a bug.)
A storyboard is, in essence, not much more than a collection of .xib files. When you load up a table view controller that has some prototype cells out of a storyboard, here's what happens:
Each prototype cell ...
Django ModelForm: What is save(commit=False) used for?
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form = AddAttachmentForm(request.POST, request.FILES)
if form.is_valid():
attachment = form.save(commit=False)
attachment.user = student
attachment.attacher = self.request.user
attachment.date_att...
How do I use WebStorm for Chrome Extension Development?
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First Time Setup
Open the Settings dialog (File > Settings)
Click Languages & Frameworks > Javascript > Libraries
Click Download
Make sure TypeScript community stubs is selected
Select chrome from the list (you can find it quickly by just typing chrome)
C...
What's the best strategy for unit-testing database-driven applications?
...t database schema after a check out. In addition, keep sample data in data files that get loaded by part of the build process. As you discover data that causes errors, add it to your sample data to check that errors don't re-emerge.
Use a continuous integration server to build the database schema, ...
Rounded corner for textview in android
...pe. I already know it can be done using android:background="@drawable/somefile" . In my case, this tag is already included so cannot use again. e.g android:background="@drawable/mydialogbox" is already there to create image in background
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Hidden Features of PHP? [closed]
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Stream Handlers allow you to extend the "FileSystem" with logic that as far as I know is quite difficult to do in most other languages.
For example with the MS-Excel Stream handler you can create a MS Excel file in the following way:
$fp = fopen("xlsfile://tmp/te...
How do I get the current line number?
...y, for example:
Boo at line 39 (SomeMethodSomewhere)
There's also [CallerFilePath] which tells you the path of the original code file.
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