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Passing an integer by reference in Python
...s references to objects. Inside your function you have an object -- You're free to mutate that object (if possible). However, integers are immutable. One workaround is to pass the integer in a container which can be mutated:
def change(x):
x[0] = 3
x = [1]
change(x)
print x
This is ugly/clum...
How to copy a file to a remote server in Python using SCP or SSH?
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is there an execution free way of it with direct python API for this protocol?
– lpapp
Dec 10 '13 at 9:48
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What's the syntax for mod in java
...thing but positive integers, so if you want to call it a modulo, then feel free!
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Javascript foreach loop on associative array object
...ilter, find, etc.) However, because everything is an object, you're always free to simply assign properties, because that's something you do to any object. Square-bracket notation is simply another way to access a property, so in your case:
array['Main'] = 'Main Page';
is actually equivalent to:
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Convert a bitmap into a byte array
...rs for your bitmap format. Be sure to clean up: iptr = IntPtr.Zero; handle.Free();
– deegee
Jul 30 '13 at 19:28
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Read entire file in Scala?
... extempore, why is this file marked as "experimental"? Is it safe? Does it free a lock to the file system?
– VasiliNovikov
Mar 30 '13 at 14:10
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Convert php array to Javascript
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@UdoG: if you disagree with an edit, you are free to edit it again yourself. hakre has a point that it would be sensible for someone reading this question to use a library that was known to be secure and well tested, eg from Pear rather than just taking this code on mer...
How do I get a background location update every n minutes in my iOS application?
...s -> Background Modes -> select Location updates
Go to Project -> Info -> add a key NSLocationAlwaysUsageDescription with empty value (or optionally any text)
To make location working when your app is in the background and send coordinates to web service or do anything with them every 5 ...
Converting a list to a set changes element order
...t, you can almost consider None and other singletons or shared references "free"), so a machine word, likely 8 bytes on modern computers. But yeah, it is not as space efficient as a set could be.
– juanpa.arrivillaga
Aug 14 '19 at 20:41
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What is thread contention?
...ct or collection and cause lots of contention (for example, there are lock free queues). Locks will tend to deschedule contending threads, allowing non-contending threads to run instead. If thread A holds a lock and thread B wants that same lock, the implementation can run thread C instead. If threa...