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Command to get nth line of STDOUT
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Using sed, just for variety:
ls -l | sed -n 2p
Using this alternative, which looks more efficient since it stops reading the input when the required line is printed, may generate a SIGPIPE in the feeding process, which may in turn generate an unwanted error message:
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Get all unique values in a JavaScript array (remove duplicates)
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git diff two files on same branch, same commit
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answered Dec 20 '12 at 2:21
JaredMcAteerJaredMcAteer
15.8k44 gold badges4141 silver badges5858 bronze badges
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What is the difference between “def” and “val” to define a function
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329
Method def even evaluates on call and creates new function every time (new instance of Function...
psycopg2: insert multiple rows with one query
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I built a program that inserts multiple lines to a server that was located in another city.
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How to redirect the output of the time command to a file in Linux?
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271
Try
{ time sleep 1 ; } 2> time.txt
which combines the STDERR of "time" and your command ...
How to randomly select an item from a list?
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2751
Use random.choice()
import random
foo = ['a', 'b', 'c', 'd', 'e']
print(random.choice(foo))...
How to format numbers? [duplicate]
...// or use a string like 'en-US' to override it.
{ minimumFractionDigits: 2 }
);
console.log(value);
// In en-US, logs '100,000.00'
// In de-DE, logs '100.000,00'
// In hi-IN, logs '1,00,000.00'
If you're using Node.js, you will need to npm install the intl package.
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.NET JIT potential error?
...io, and running the release outside Visual Studio. I'm using Visual Studio 2008 and targeting .NET 3.5. I've also tried .NET 3.5 SP1.
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