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Big-O for Eight Year Olds? [duplicate]
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25 Answers
25
Active
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Multiprocessing: How to use Pool.map on a function defined in a class?
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edited Jun 29 at 15:46
scriptmonster
2,4791818 silver badges2727 bronze badges
answered A...
pandas: How do I split text in a column into multiple rows?
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207
+50
This sp...
How do I draw a shadow under a UIView?
...hat I should use CGContextSetShadow() to draw the shadow, but the Quartz 2D programming guide is a little vague:
16 Answe...
Redirecting Output from within Batch file
...r to End-Of-File multiple times.
@echo off
command1 >output.txt
command2 >>output.txt
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commandN >>output.txt
A better way - easier to write, and faster because the file is opened and positioned only once.
@echo off
>output.txt (
command1
command2
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commandN
)
Ano...
How do I get bit-by-bit data from an integer value in C?
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edited Jan 9 '16 at 4:21
Ashish Ahuja
4,70099 gold badges4343 silver badges6161 bronze badges
answer...
jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
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12 Answers
12
Active
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Getting value of select (dropdown) before change
... is changed I want the value of the dropdown before change. I am using 1.3.2 version of jQuery and using on change event but the value I am getting over there is after change.
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How to count the number of true elements in a NumPy bool array
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265
You have multiple options. Two options are the following.
numpy.sum(boolarr)
numpy.count_nonz...
Oracle Differences between NVL and Coalesce
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COALESCE is more modern function that is a part of ANSI-92 standard.
NVL is Oracle specific, it was introduced in 80's before there were any standards.
In case of two values, they are synonyms.
However, they are implemented differently.
NVL always evaluates both arguments, whil...