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How do I read CSV data into a record array in NumPy?
...o a record array, much in the way that R's read.table() , read.delim() , and read.csv() family imports data to R's data frame?
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QLabel: set color of text and background
How do I set color of text and background of a QLabel ?
6 Answers
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How do you debug MySQL stored procedures?
...milar to you.
I'll usually include a DEBUG param that defaults to false and I can set to true at run time. Then wrap the debug statements into an "If DEBUG" block.
I also use a logging table with many of my jobs so that I can review processes and timing. My Debug code gets output there as wel...
Python memory leaks [closed]
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I tried out most options mentioned previously but found this small and intuitive package to be the best: pympler
It's quite straight forward to trace objects that were not garbage-collected, check this small example:
install package via pip install pympler
from pympler.tracker import Summ...
Fundamental difference between Hashing and Encryption algorithms
...Interviewer wanted the below answer.
Hashing is one way . You can not get convert your data/ string from a hash code.
Encryption is 2 way - you can decrypt again the encrypted string if you have the key with you.
share
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Best data type to store money values in MySQL
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what could be the difference between decimal and numeric data type for this case?
– Emilio Gort
Feb 6 '14 at 20:04
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How do I get the currently displayed fragment?
I am playing with fragments in Android.
50 Answers
50
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Pure virtual function with implementation
My basic understanding is that there is no implementation for a pure virtual function, however, I was told there might be implementation for pure virtual function.
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
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You could serialise the function bytecode and then reconstruct it on the caller. The marshal module can be used to serialise code objects, which can then be reassembled into a function. ie:
import marshal
def foo(x): return x*x
code_string = marshal.dumps(foo.func...
Horizontal ListView in Android?
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As per Android Documentation RecyclerView is the new way to organize the items in listview and to be displayed horizontally
Advantages:
Since by using Recyclerview Adapter, ViewHolder pattern is
automatically implemented
Animatio...