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Setting Vim whitespace preferences by filetype
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245
there are many ways, but here's a simple, easy to understand way. add these lines to your ~/.vi...
Java “user.dir” property - what exactly does it mean?
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4 Answers
4
Active
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Python: Convert timedelta to int in a dataframe
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4 Answers
4
Active
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Select rows of a matrix that meet a condition
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answered Mar 22 '11 at 13:04
neilfwsneilfws
23.4k55 gold badges4242 silver badges5050 bronze badges
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What are the differences between json and simplejson Python modules?
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394
json is simplejson, added to the stdlib. But since json was added in 2.6, simplejson has the adv...
Difference between '..' (double-dot) and '…' (triple-dot) in range generation?
...e?(5) #=> true
(1...5).include?(5) #=> false
(1..4).include?(4.1) #=> false
(1...5).include?(4.1) #=> true
(1..4).to_a == (1...5).to_a #=> true
(1..4) == (1...5) #=> false
†The docs used to not include this, instead requiring read...
What is causing this ActiveRecord::ReadOnlyRecord error?
...d (hack)
Use :include => :card instead of :join => :card
Rails 2.3.4 and above
Most of the above no longer holds true, after September 10 2012:
using Record.find_by_sql is a viable option
:readonly => true is automatically inferred only if :joins was specified without an explicit :sele...
Group by & count function in sqlalchemy
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edited Sep 22 '17 at 9:40
Dag Høidahl
6,30977 gold badges4545 silver badges6262 bronze badges
answer...
Disable file preview in VS2012
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RMalke
3,7582525 silver badges4141 bronze badges
answered Jun 8 '12 at 16:00
Steve BSteve B
34.1k1717 gold b...
Print all but the first three columns
...tion that does not add extra leading or trailing whitespace:
awk '{ for(i=4; i<NF; i++) printf "%s",$i OFS; if(NF) printf "%s",$NF; printf ORS}'
### Example ###
$ echo '1 2 3 4 5 6 7' |
awk '{for(i=4;i<NF;i++)printf"%s",$i OFS;if(NF)printf"%s",$NF;printf ORS}' |
tr ' ' '-'
4-5-6-7
Sudo...