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How do you get the magnitude of a vector in Numpy?
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"Should be a property of an array: x.norm()" I totally agree. Usually when working with numpy I use my own Array and Matrix subclasses that have all functions I commonly use pulled in as methods. Matrix.randn([5,5])
– mdaoust
Feb 7 '12...
How do I pull files from remote without overwriting local files?
..., well, I weep for you (and your coworkers) ;-)
That said, though, it's really easy to do the "right thing..."
Step 1:
git stash
in your local repo. That will save away your local updates into the stash, then revert your modified files back to their pre-edit state.
Step 2:
git pull
to get ...
How to find a hash key containing a matching value
...ge", {"client_id"=>"2180"}]]
Note that the result will be an array of all the matching values, where each is an array of the key and value.
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How to effectively work with multiple files in Vim
...e and close a tab, you can also use ZZ instead of :wq (just like would normally save and close)
– Andreas Grech
May 5 '10 at 14:34
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How to list the files inside a JAR file?
I have this code which reads all the files from a directory.
16 Answers
16
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Maven: Command to update repository after adding dependency to POM
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mvn install (or mvn package) will always work.
You can use mvn compile to download compile time dependencies or mvn test for compile time and test dependencies but I prefer something that always works.
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What happens to C# Dictionary lookup if the key does not exist?
... @nawfal: I see no indication that that question states that at all. It says it's doing more work than ContainsKey, which is true, because it has to extract the value as well. It's not doing two lookups though.
– Jon Skeet
Dec 2 '12 at 17:56
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ExecutorService that interrupts tasks after a timeout
...s.newScheduledThreadPool(2);
final Future handler = executor.submit(new Callable(){ ... });
executor.schedule(new Runnable(){
public void run(){
handler.cancel();
}
}, 10000, TimeUnit.MILLISECONDS);
This will execute your handler (main functionality to be interrupted) ...
When does ADT set BuildConfig.DEBUG to false?
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Currently you can get the correct behavior by disabling "Build Automatically", cleaning the project and then export via "Android Tools -> Export Signed Application Package". When you run the application BuildConfig.DEBUG should be false.
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How to check for an undefined or null variable in JavaScript?
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@SharjeelAhmed It is mathematically corrected. NaN from difference equation can never expected to be equal
– Thaina
Oct 4 '19 at 4:12
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