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What should my Objective-C singleton look like? [closed]
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Xcode Simulator: how to remove older unneeded devices?
...s
please also delete the corresponding .dmg file in
~/Library/Caches/com.apple.dt.Xcode/Downloads
to prevent Xcode from re-installing the same package again.
for XCode >= 6 see @praveen-matanam 's answer
shar...
Can Selenium interact with an existing browser session?
Does anybody know if Selenium (WebDriver preferably) is able to communicate with and act through a browser that is already running before launching a Selenium Client?
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Using cURL with a username and password?
...ame, and curl will prompt for a password:
curl -u username http://example.com
You can also include the password in the command, but then your password will be visible in bash history:
curl -u username:password http://example.com
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What is the best (and safest) way to merge a Git branch into master?
...h origin master
If I have a local branch from a remote one, I don't feel comfortable with merging other branches than this one with the remote. Also I would not push my changes, until I'm happy with what I want to push and also I wouldn't push things at all, that are only for me and my local repos...
Can Android Studio be used to run standard Java projects?
...dules and Android modules in the same project and also have the ability to compile and run Java modules as stand alone Java projects.
Open your Android project in Android Studio. If you do not have one, create one.
Click File > New Module. Select Java Library and click Next.
Fill in the package...
how does multiplication differ for NumPy Matrix vs Array classes?
The numpy docs recommend using array instead of matrix for working with matrices. However, unlike octave (which I was using till recently), * doesn't perform matrix multiplication, you need to use the function matrixmultipy(). I feel this makes the code very unreadable.
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Java and SQLite [closed]
...rappers:
Java wrapper (around a SWIG interface): http://tk-software.home.comcast.net/
A good tutorial to use JDBC driver for SQLite. (it works at least !) http://www.ci.uchicago.edu/wiki/bin/view/VDS/VDSDevelopment/UsingSQLite
Cross-platform JDBC driver which uses embedded native SQLite libraries ...
What do pty and tty mean?
...does another program make use of this pty? My guess is that the pty relays commands or something to the for-real terminal (tty) for the program. Is this correct? If not, ignore my guess and please answer the first part of my comment.
– OKGimmeMoney
Oct 3 '14 at...
Login to Microsoft SQL Server Error: 18456
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This is a very common problem people run into. The fact that you can create SQL Server logins to your heart's content without realising that this simple setting is switched off is rather confusing IMO. I'd recommend this as the correct answ...