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Throw away local commits in Git
...it revert makes new commits to remove old commits in a way that keeps everyone's history sane.
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What is the better API to Reading Excel sheets in java - JXL or Apache POI [closed]
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One of the important factor that made me to migrate to POI is the flexibility to use steaming API which is a must when you want to read excel with huge amount of data. You would not want the wole data to be loaded into memory...
How to split a string and assign it to variables
...port := s[0], s[1]
fmt.Println(ip, port)
}
Output:
127.0.0.1 5432
One step, for example,
package main
import (
"fmt"
"net"
)
func main() {
host, port, err := net.SplitHostPort("127.0.0.1:5432")
fmt.Println(host, port, err)
}
Output:
127.0.0.1 5432 <nil>
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Automatic exit from bash shell script on error [duplicate]
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To exit the script as soon as one of the commands failed, add this at the beginning:
set -e
This causes the script to exit immediately when some command that is not part of some test (like in a if [ ... ] condition or a && construct) exits with...
IOException: read failed, socket might closed - Bluetooth on Android 4.3
...ns/13648373/bluetoothsocket-connect-throwing-exception-read-failed ), but none seems to provide a workaround for this issue. Also, as suggested in these threads, re-pairing does not help, and constantly trying to connect (through a stupid loop) also has no effect.
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Automate ssh-keygen -t rsa so it does not ask for a passphrase
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@Daniel-Little I can't find a module PoshGit, the only one I find with this name is posh-git which does not seem to have this cmdlet. Any more info on it?
– Jim
Mar 27 at 13:17
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Get size of an Iterable in Java
... great Guava library.
Of your two code snippets, you should use the first one, because the second one will remove all elements from values, so it is empty afterwards. Changing a data structure for a simple query like its size is very unexpected.
For performance, this depends on your data structure...
How to convert a string to lower or upper case in Ruby
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@Laser The methods for String in particular are the ones defined in the String class itself. The methods available on a String include the ones defined in its superclass(es).
– Fund Monica's Lawsuit
May 15 '15 at 0:47
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Windows batch script launch program and exit console
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Hmm... i do it in one of my batch files like this, without using CALL or START :
%SystemRoot%\notepad.exe ..\%URI%
GOTO ENDF
I don't have Cygwin installed though and I am on Windows XP.
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Checking if all elements in a list are unique
...ect most of your lists to NOT be unique, use an early exit solution. Which one to use depends on your use case.
– Russ
Oct 17 '17 at 14:08
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