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Passing enum or object through an intent (the best solution)
I have an activity that when started needs access to two different ArrayLists. Both Lists are different Objects I have created myself.
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What is a race condition?
When writing multithreaded applications, one of the most common problems experienced is race conditions.
18 Answers
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Spark java.lang.OutOfMemoryError: Java heap space
...your nodes are configured to have 6g maximum for Spark (and are leaving a little for other processes), then use 6g rather than 4g, spark.executor.memory=6g. Make sure you're using as much memory as possible by checking the UI (it will say how much mem you're using)
Try using more partitions, you sho...
How to jump from Intellij terminal to editor with shortcut
I know that you can jump from almost all windows in Intellij IDEA to the editor window with Esc . In Intellij's terminal window, this does not work. Does anyone know how to do this with a keyboard shortcut? This would be nice since I can jump from my editor to the terminal with Alt + F12 but I ca...
How does Dijkstra's Algorithm and A-Star compare?
I was looking at what the guys in the Mario AI Competition have been doing and some of them have built some pretty neat Mario bots utilizing the A* (A-Star) Pathing Algorithm.
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Python time measure function
...create a python function to test the time spent in each function and print its name with its time, how i can print the function name and if there is another way to do so please tell me
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How to bind 'touchstart' and 'click' events but not respond to both?
I'm working on a mobile web site that has to work on a variety of devices. The one's giving me a headache at the moment are BlackBerry.
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Java Enum definition
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It means that the type argument for enum has to derive from an enum which itself has the same type argument. How can this happen? By making the type argument the new type itself. So if I've got an enum called StatusCode, it w...
Sockets: Discover port availability using Java
How do I programmatically determine the availability of a port in a given machine using Java?
10 Answers
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Where does git config --global get written to?
When using git config --global to set things up, to which file will it write?
17 Answers
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