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Remove last character from string. Swift language
...`
let substringIndex = stringLength - 1
name.substringToIndex(advance(name.startIndex, substringIndex)) // "Dolphi"
Alternatively (for a more practical, but less educational example) you can use endIndex:
let name: String = "Dolphin"
name.substringToIndex(name.endIndex.predecessor()) // "Dolphi"
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how to solve “ruby installation is missing psych” error?
... over a year old, but the question was about an error with RVM. How could starting with "If not using rvm" be appropiate?
– Peter Degen-Portnoy
Apr 4 '14 at 15:03
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Delete all the queues from RabbitMQ?
...app
rabbitmqctl reset # Be sure you really want to do this!
rabbitmqctl start_app
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Not able to type in textfield in iphone simulator using Mac Keyboard?
... the Devices and Simulator window)
Set CaptureKeyboardInput value to YES
Restart the Simulator
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PHP Warning: POST Content-Length of 8978294 bytes exceeds the limit of 8388608 bytes in Unknown on l
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Without restarting Xamp, it doesn't worked for me. Maybe obvious for advanced PHP dev. but it wasn't for me.
– ehh
Oct 20 '16 at 15:47
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How can I remove the extension of a filename in a shell script?
...in my opinion, since it works on path with dots in them, with hidden files starting with a dot, or even with file with multiple extensions.
– Tim Krief
Jun 22 at 8:02
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Get yesterday's date in bash on Linux, DST-safe
...-e flag.
When your script will be used in different environments, you can start the script with #!/bin/ksh or #!/bin/bash. You could also replace the \n by a newline:
echo "$(TZ=GMT+30 date +%Y-%m-%d)
$(TZ=GMT+20 date +%Y-%m-%d)" | grep -v $(date +%Y-%m-%d) | tail -1
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How do I SET the GOPATH environment variable on Ubuntu? What file must I edit?
... Thanks! What most users don't ever think is that there are people starting with linux and if there is no documentation saying what you said(Because everybody thinks it's a known fact) how would we learn/find the information?
– PlayHardGoPro
Feb 21 at 1...
Calculate difference between two dates (number of days)?
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Assuming StartDate and EndDate are of type DateTime:
(EndDate - StartDate).TotalDays
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php var_dump() vs print_r()
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"var_dump can't return any value"? Yes it can. Kinda. ob_start(); var_dump($var); $dump=ob_get_clean();
– Sinus Mackowaty
Sep 27 '19 at 19:58
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