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Bash command to sum a column of numbers [duplicate]
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Get the key corresponding to the minimum value within a dictionary
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answered Jul 19 '10 at 16:21
community wiki
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Meaning of $? (dollar question mark) in shell scripts
...executed command.
For example the command true always returns a status of 0 and false always returns a status of 1:
true
echo $? # echoes 0
false
echo $? # echoes 1
From the manual: (acessible by calling man bash in your shell)
$? Expands to the exit status of the most recen...
Int to Char in C#
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(char)myint;
for example:
Console.WriteLine("(char)122 is {0}", (char)122);
yields:
(char)122 is z
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My docker container has no internet
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110
First thing to check is run cat /etc/resolv.conf in the docker container. If it has an invalid D...
FragmentPagerAdapter Exists Only In Android.Support.V4.App (and not Android.App)
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202
There is one that is in android.support.v13.app.FragmentPagerAdapter, which should do what you ...
What is the simplest and most robust way to get the user's current location on Android?
... provider is available I start location listeners and timeout timer. It's 20 seconds in my example, may not be enough for GPS so you can enlarge it.
If I get update from location listener I use the provided value. I stop listeners and timer.
If I don't get any updates and timer elapses I have to use...
How to write Unicode characters to the console?
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203
It's likely that your output encoding is set to ASCII. Try using this before sending output:
C...
Import pandas dataframe column as string not int
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Just want to reiterate this will work in pandas >= 0.9.1:
In [2]: read_csv('sample.csv', dtype={'ID': object})
Out[2]:
ID
0 00013007854817840016671868
1 00013007854817840016749251
2 00013007854817840016754630
3 00013007854817840016781876
4 00...
JavaScript: how to change form action attribute value based on selection?
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answered Dec 18 '09 at 0:54
cletuscletus
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