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How do you set EditText to only accept numeric values in Android?
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This will not allow you to put negative numbers and at same time it will allow duplicate decimals.(ex: 1.1.1.....)
– Rushi Ayyappa
Apr 7 '16 at 9:40
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Change font size of UISegmentedControl
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Worth noticing that it will change the font of ALL UISegmentedControls.
– Vive
Jan 22 '15 at 9:48
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Get last field using awk substr
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this worked for me when receiving from piped input. Totally forgot about perl.
– Chris
May 23 '18 at 21:46
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How is the fork/join framework better than a thread pool?
...00 to someone else." This goes on until the big task is broken down into small packets of 10 units each. These will be executed by the available workers. But if one packet is a kind of poison pill and takes considerably longer than other packets -- bad luck, the divide phase is over.
The only remai...
npm WARN package.json: No repository field
I installed Express.js with the following command:
11 Answers
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Pandas DataFrame Groupby two columns and get counts
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You need to provide one more column which counts the grouping, let's call that column as, "COUNTER" in dataframe.
Like this:
df['COUNTER'] =1 #initially, set that counter to 1.
group_data = df.groupby(['Alphabet','Words'])['COUNTER'].sum() #sum function
print(group_data)
OUTPUT:
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How to learn R as a programming language [closed]
... the most about how to program with R had nothing to do with statistics at all.
Knowing functions like parse() and eval() is by no means a measure for being "a good R programmer". Applications that require heavy use of these functions do not make up a majority of the problem space in which you can ...
Is there a good JavaScript minifier? [closed]
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You can use UglifyJS online without the need to install it - jscompress.com . +1 for the product used by jQuery
– TMS
Oct 27 '13 at 14:13
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Piping command output to tee but also save exit code of command [duplicate]
I have a shell script in which I wrap a command (mvn clean install), to redirect the output to a logfile.
4 Answers
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How do I remove newlines from a text file?
I have the following data, and I need to put it all into one line.
19 Answers
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