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How to select rows from a DataFrame based on column values?
...t pandas as pd
# Create data set
d = {'foo':[100, 111, 222],
'bar':[333, 444, 555]}
df = pd.DataFrame(d)
# Full dataframe:
df
# Shows:
# bar foo
# 0 333 100
# 1 444 111
# 2 555 222
# Output only the row(s) in df where foo is 222:
df[df.foo == 222]
# Shows:
# bar foo
# 2...
Calling startActivity() from outside of an Activity?
...rmManager to trigger an intent that broadcasts a signal. The following is my code:
9 Answers
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List of standard lengths for database fields
I'm designing a database table and once again asking myself the same stupid question: How long should the firstname field be?
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How to create EditText with rounded corners? [closed]
...ine on the device but prevents the 'Graphical Layout' view from displaying my activity when I include the rounded edit box. The error log gives me a 'UnsupportedOperationException:null'. Any ideas?
– Ben Clayton
Apr 6 '11 at 15:13
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MySQL: selecting rows where a column is null
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Marc BMarc B
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How to open the Google Play Store directly from my Android application?
...f some application uses intent filter with "market://" scheme defined. See my answer how to open Google Play AND ONLY Google Play application (or webbrowser if GP not present). :-)
– Berťák
Jan 22 '15 at 14:18
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Java: method to get position of a match in a String?
...53
DKNDK
333 bronze badges
answered Apr 11 '10 at 2:21
polygenelubricantspolygenelubricants
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How can you run a command in bash over until success
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Marc BMarc B
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requestFeature() must be called before adding content
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333
Well, just do what the error message tells you.
Don't call setContentView() before requestFea...
How do I create and access the global variables in Groovy?
...obals solution below is a way around that.
– solstice333
Apr 3 '17 at 21:50
4
I tried the var1 = ...