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Using python's eval() vs. ast.literal_eval()?
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edited Jul 26 '16 at 11:10
Community♦
111 silver badge
answered Mar 4 '13 at 8:52
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Python: Is it bad form to raise exceptions within __init__?
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162
Raising exceptions within __init__() is absolutely fine. There's no other good way to indicate a...
pandas read_csv and filter columns with usecols
...pandas as pd
from StringIO import StringIO
csv = r"""dummy,date,loc,x
bar,20090101,a,1
bar,20090102,a,3
bar,20090103,a,5
bar,20090101,b,1
bar,20090102,b,3
bar,20090103,b,5"""
df = pd.read_csv(StringIO(csv),
header=0,
index_col=["date", "loc"],
usecols=["date", "loc", "x"],...
VSS使用指南 - 开源 & Github - 清泛网 - 专注IT技能提升
...vwapdemoProject/…
$/公司产品/WAP产品/thirdparty/jdbc/oracle/class12.jare:devthirdpartyjdbcoracleclass12.jar
$/公司产品/WAP产品/ptree/common/lib/… e:/dev/demoProject/shared/common/lib/…
$/公司产品/WAP产品/代码/common/build/build.sh e:/dev/demoProject/build/build.sh
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How can I get column names from a table in Oracle?
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25 Answers
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Automatic exit from bash shell script on error [duplicate]
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answered May 20 '10 at 4:36
Adam RosenfieldAdam Rosenfield
346k9090 gold badges477477 silver badges564564 bronze badges
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Detect application heap size in Android
...lls you how many total bytes of heap your app is allowed to use.
For item 2 above: getMemoryClass()
which can be invoked as follows:
ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
int memoryClass = am.getMemoryClass();
Log.v("onCreate", "memoryClass:" + Integer.toStrin...
PHP - how to best determine if the current invocation is from CLI or web server?
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edited Mar 12 '12 at 5:34
community wiki
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Getting a random value from a JavaScript array
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24 Answers
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