大约有 22,000 项符合查询结果（耗时：0.1197秒） [XML]
How to manually deprecate members
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answered Oct 6 '16 at 20:50
Yuchen ZhongYuchen Zhong
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Android: Getting a file URI from a content URI?
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edited Mar 15 '12 at 13:50
AlikElzin-kilaka
28.5k2121 gold badges157157 silver badges234234 bronze badges
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How do I comment on the Windows command line?
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– Franck Dernoncourt
Feb 23 '16 at 1:50
add a comment
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Check if an element is a child of a parent
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answered Nov 15 '13 at 11:50
naitsirchnaitsirch
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Android ClickableSpan not calling onClick
...ting?
– alfo888_ibg
Dec 5 '13 at 13:50
65
OF COURSE I need to set what the documentation calls a...
How do I create a list of random numbers without duplicates?
...ed list in memory. For example:
all_lines = f1.readlines()
for i in range(50):
lines = random.sample(all_lines, 40)
This way, you only need to actually read from the file once, before your loop. It's much more efficient to do this than to seek back to the start of the file and call f1.readlin...
Error in SQL script: Only one statement is allowed per batch
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– Cosmin Ionascu
Sep 9 '13 at 12:50
6
Including a semi-colon after each statement is standard ...
Plotting a list of (x, y) coordinates in python matplotlib
...per this example:
import numpy as np
import matplotlib.pyplot as plt
N = 50
x = np.random.rand(N)
y = np.random.rand(N)
plt.scatter(x, y)
plt.show()
will produce:
To unpack your data from pairs into lists use zip:
x, y = zip(*li)
So, the one-liner:
plt.scatter(*zip(*li))
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How to add a footer to a UITableView in Storyboard
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answered Jul 11 '16 at 10:50
Javier Calatrava LlaveríaJavier Calatrava Llavería
8,02733 gold badges4949 silver badges4444 bronze badges
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How to generate a core dump in Linux on a segmentation fault?
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answered Aug 20 '08 at 13:50
Eli CourtwrightEli Courtwright
157k6161 gold badges199199 silver badges255255 bronze badges
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