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Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
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[1] 5636
$ ls -l /proc/5636/fd
total 0
lrwx------ 1 myuser myuser 64 Feb 27 07:36 0 -> /dev/pts/0
lrwx------ 1 myuser myuser 64 Feb 27 07:36 1 -> /dev/pts/0
lrwx------ 1 myuser myuser 64 Feb 27 07:36 2 -> /dev/pts/0
lr-x------ 1 myuser myuser 64 Feb 27 07:36 3 -> /var/log/lastlog
$ gd...
Difference between pre-increment and post-increment in a loop?
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answered Jan 27 '09 at 18:18
Chris SChris S
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How do I do string replace in JavaScript to convert ‘9.61’ to ‘9:61’?
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answered Jan 27 '10 at 10:19
ReigelReigel
60.2k2020 gold badges113113 silver badges132132 bronze badges
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How to stop C++ console application from exiting immediately?
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answered Mar 27 '10 at 14:31
James McNellisJames McNellis
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Change default app.config at runtime
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answered May 27 '11 at 11:34
Daniel HilgarthDaniel Hilgarth
156k3535 gold badges285285 silver badges397397 bronze badges
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How do I print out the contents of an object in Rails for easy debugging?
...name = "John Smith"
user.age = 30
puts user.inspect
#=> #<User:0x423270c @name="John Smith", @age=30>
puts user.to_yaml
#=> --- !ruby/object:User
#=> age: 30
#=> name: John Smith
Hope that helps.
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Defining an abstract class without any abstract methods
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answered Jan 27 '11 at 0:15
biziclopbiziclop
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Repeat command automatically in Linux
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edited Nov 27 '12 at 22:05
answered Nov 27 '12 at 21:51
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How to escape a JSON string to have it in a URL?
...it compatible with more browsers.
for array: https://stackoverflow.com/a/2790686/467286
for object.keys: https://stackoverflow.com/a/3937321/467286
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Assign multiple columns using := in data.table, by group
... hi hello 3.5 7 14 21
# 3: 3 3 hi hello 4.5 9 18 27
# 4: 1 4 hi hello 2.5 5 10 15
# 5: 2 5 hi hello 3.5 7 14 21
# 6: 3 6 hi hello 4.5 9 18 27
x[ , get("mynames") := list(mean(b) * 4, sum(b) * 3), by = a][] # same
# a b col1 co...