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How do I use a PriorityQueue?
...f the queue?
– Neil
Mar 4 '19 at 16:33
1
@Neil Yes, I have made it more explicit in the answer no...
Remove all whitespace in a string
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1738
If you want to remove leading and ending spaces, use str.strip():
sentence = ' hello apple'
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How to see the values of a table variable at debug time in T-SQL?
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31
That's not yet implemented according this Microsoft Connect link:
Microsoft Connect
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Split column at delimiter in data frame [duplicate]
...me.
I added a "x|y" line to avoid ambiguities:
df <- data.frame(ID=11:13, FOO=c('a|b','b|c','x|y'))
foo <- data.frame(do.call('rbind', strsplit(as.character(df$FOO),'|',fixed=TRUE)))
Or, if you want to replace the columns in the existing data.frame:
within(df, FOO<-data.frame(do.call('r...
How do I detect unsigned integer multiply overflow?
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31 Answers
31
Active
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Looping over arrays, printing both index and value
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329
You would find the array keys with "${!foo[@]}" (reference), so:
for i in "${!foo[@]}"; do
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In Python, when to use a Dictionary, List or Set?
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answered Aug 15 '10 at 20:30
Alex MartelliAlex Martelli
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Changing the selected option of an HTML Select element
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329
Vanilla JavaScript
Using plain old JavaScript:
var val = "Fish";
var sel = document.get...
Greenlet Vs. Threads
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edited May 23 '17 at 12:34
Community♦
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answered Mar 24 '13 at 7:47
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