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Return multiple columns from pandas apply()
...ataFrame, df_test . It contains a column 'size' which represents size in bytes. I've calculated KB, MB, and GB using the following code:
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Use images instead of radio buttons
If I have a radio group with buttons:
8 Answers
8
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Divide a number by 3 without using *, /, +, -, % operators
How would you divide a number by 3 without using * , / , + , - , % , operators?
48 Answers
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Break a previous commit into multiple commits
Without creating a branch and doing a bunch of funky work on a new branch, is it possible to break a single commit into a few different commits after it's been committed to the local repository?
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How to convert an array of strings to an array of floats in numpy?
...erator now.)
However, if it's already a numpy array of strings, there's a better way. Use astype().
import numpy as np
x = np.array(['1.1', '2.2', '3.3'])
y = x.astype(np.float)
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What does the “===” operator do in Ruby? [duplicate]
I've seen it used a few times lately but can't figure out what it does. Can anyone illustrate how it works?
3 Answers
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What's the difference between the atomic and nonatomic attributes?
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The last two are identical; "atomic" is the default behavior (note that it is not actually a keyword; it is specified only by the absence of nonatomic -- atomic was added as a keyword in recent versions of llvm/clang).
Assuming that you are @synthesizing the method implementa...
Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
...每个源文件都应该对应于一个中间目标文件（O文件或是OBJ文件）。
1 Makefile 介绍
cc -o edit main.o kbd.o command.o display.o \
cc -c main.c
cc -c kbd.c
cc -c command.c
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Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
...每个源文件都应该对应于一个中间目标文件（O文件或是OBJ文件）。
1 Makefile 介绍
cc -o edit main.o kbd.o command.o display.o \
cc -c main.c
cc -c kbd.c
cc -c command.c
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Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
...每个源文件都应该对应于一个中间目标文件（O文件或是OBJ文件）。
1 Makefile 介绍
cc -o edit main.o kbd.o command.o display.o \
cc -c main.c
cc -c kbd.c
cc -c command.c
...