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pandas read_csv and filter columns with usecols
...ter reading.
This solution corrects those oddities:
import 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,
ind...
How to find out which processes are using swap space in Linux?
...not provide an exact answer to the problem as pointed out in the comments. From the htop FAQ:
It is not possible to get the exact size of used swap space of a
process. Top fakes this information by making SWAP = VIRT - RES, but
that is not a good metric, because other stuff such as video mem...
Using sphinx with Markdown instead of RST
...lready exist for most). Ways to approach that without developing a parser from scratch:
You could cheat and write a "parser" that uses Pandoc to convert markdown to RST and pass that to the RST parser :-).
You can use an existing markdown->XML parser and transform the result (using XSLT?) to t...
Can you define aliases for imported modules in Python?
...
from module import sub_module_1 as s1, sub_module_2 as s2
– phreed
Dec 19 '19 at 16:39
add a commen...
Using git to get just the latest revision
...want the latest revision, and I want to be able to update to new revisions from the remote project.
2 Answers
...
What is the difference between a static and a non-static initialization code block
...ately after the invocation of the super constructor.
If you remove static from int a, it becomes an instance variable, which you are not able to access from the static initializer block. This will fail to compile with the error "non-static variable a cannot be referenced from a static context".
If...
Mipmap drawables for icons
...cess the drawable resources for the desired density.
The actual mipmap API from 4.3. I haven't used this and am not familiar with it. It's not used by the Android Open Source Project launchers and I'm not aware of any other launcher using.
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An error occurred while validating. HRESULT = '8000000A'
... deployment, but not for automatic) and removing the source control coding from the projects, which hasn't helped me.
18 A...
How can I find the number of days between two Date objects in Ruby?
...
Subtract the beginning date from the end date:
endDate - beginDate
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Android – Listen For Incoming SMS Messages
...es, and launch a program via incoming SMS, also it should read the content from the SMS.
9 Answers
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