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Extracting specific columns in numpy array
... cs95
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answered Dec 5 '11 at 14:24
Fred FooFred Foo
317k6464 gol...
Create a “with” block on several context managers? [duplicate]
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354
In Python 2.7 and 3.1 and above, you can write:
with A() as X, B() as Y, C() as Z:
do_somet...
detect key press in python?
...s root in linux :/
– Inaimathi
Nov 14 '17 at 16:05
I tried this solution but when I try to import the module after ins...
Deleting multiple elements from a list
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114
You can use enumerate and remove the values whose index matches the indices you want to remove:
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What is the reason why “synchronized” is not allowed in Java 8 interface methods?
...guard which state variables. (See Java Concurrency in Practice, section 2.4.)
Many objects use as their synchronization policy the Java Monitor Pattern (JCiP 4.1), in which an object's state is guarded by its intrinsic lock. There is nothing magic or special about this pattern, but it is conven...
How do you clear a stringstream variable?
... is what happens when you forget the "clear()" part. stackoverflow.com/q/2848087/635549
– galath
Jun 17 '12 at 19:17
8
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How can I read large text files in Python, line by line, without loading it into memory?
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324
I provided this answer because Keith's, while succinct, doesn't close the file explicitly
with ...
Set icon for Android application
...awable... folders provided. In each of these folders, you should include a 48dp sized icon:
drawable-ldpi (120 dpi, Low density screen) - 36px x 36px
drawable-mdpi (160 dpi, Medium density screen) - 48px x 48px
drawable-hdpi (240 dpi, High density screen) - 72px x 72px
drawable-xhdpi (320 dpi, Ext...
pandas: How do I split text in a column into multiple rows?
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This splits the Seatblocks by space and gives each its own row.
In [43]: df
Out[43]:
CustNum CustomerName ItemQty Item Seatblocks ItemExt
0 32363 McCartney, Paul 3 F04 2:218:10:4,6 60
1 31316 Lennon, John 25 F01 1:13:36:...
XmlSerializer giving FileNotFoundException at constructor
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edited Dec 12 '19 at 12:54
Wai Ha Lee
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answere...