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What's an object file in C?
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An object file is the real output from the compilation phase. It's mostly machine code, but has info that allows a linker to see what symbols are in it as well as symbols it requires in order to work. (For reference, "symbols" are basically names of global objects, functions, etc.)
A ...
What is the simplest and most robust way to get the user's current location on Android?
The LocationManager API on Android seems like it's a bit of a pain to use for an application that only needs an occasional and rough approximation of the user's location.
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AngularJS : Clear $watch
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$watch returns a deregistration function. Calling it would deregister the $watcher.
var listener = $scope.$watch("quartz", function () {});
// ...
listener(); // Would clear the watch
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Location Manager Error : (KCLErrorDomain error 0)
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This error occurs if you have Scheme/Edit Scheme/Options/Allow Location Simulation checked but don't have a default location set. I'm sure there are other causes as well though.
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Making the iPhone vibrate
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From "iPhone Tutorial: Better way to check capabilities of iOS devices":
There are two seemingly similar functions that take a parameter kSystemSoundID_Vibrate:
1) AudioServicesPlayAlertSound(kSystemSoundID_Vibrate);
2) AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);...
Maximum number of threads per process in Linux?
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Linux doesn't have a separate threads per process limit, just a limit on the total number of processes on the system (threads are essentially just processes with a shared address space on Linux) which you can view like this:
cat /proc/sys/kernel/threads-max
The default is th...
SSH to Elastic Beanstalk instance
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I found it to be a 2-step process. This assumes that you've already set up a keypair to access EC2 instances in the relevant region.
Configure Security Group
In the AWS console, open the EC2 tab.
Select the relevant region and cli...
How does mockito when() invocation work?
Given the following Mockito statement:
2 Answers
2
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Making a mocked method return an argument that was passed to it
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You can create an Answer in Mockito. Let's assume, we have an interface named Application with a method myFunction.
public interface Application {
public String myFunction(String abc);
}
Here is the test method with a Mockito answer:
public void testM...
Remove a file from a Git repository without deleting it from the local filesystem
My initial commit contained some log files. I've added *log to my .gitignore , and now I want to remove the log files from my repository.
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