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How can I reverse a list in Python?
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You can make use of the reversed function for this as:
>>> array=[0,10,20,40]
>>> for i in reversed(array):
... print(i)
Note that reversed(...) does not return a list. You can get a reversed list using...
Is there a way to make R beep/play a sound at the end of a script?
When I run R scripts I go do something else on a different desktop. If I don't check frequently, I never know when something is finished. Is there a way to invoke a beep (like a system beep) or get R to play a sound or notify growl via some code at the end of my script?
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'git status' shows changed files, but 'git diff' doesn't
I've had a look at all similar questions. However, I've double checked and something strange is definitely happening.
13 An...
How to set entire application in portrait mode only?
How do I set it so the application is running in portrait mode only? I want the landscape mode to be disabled while the application is running. How do I do it programmatically?
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Pass a PHP string to a JavaScript variable (and escape newlines) [duplicate]
What is the easiest way to encode a PHP string for output to a JavaScript variable?
14 Answers
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Clear a terminal screen for real
Using the clear command on the terminal only fools the user into thinking the screen has been cleared...you can still see output from the previous commands when you scroll using the mouse. This makes life difficult when you are drowning in a tsunami of text.
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What is the $$hashKey added to my JSON.stringify result
...zilla JSON stringify page of their docs as well as here on SO and Google but found no explanation. I have used JSOn stringify many time but never come across this result
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MySQL error 1449: The user specified as a definer does not exist
When I run the following query I get an error:
36 Answers
36
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How to comment and uncomment blocks of code in the Office VBA Editor
In the VBA editor of Office ( ALT + F11 ), how do you comment or uncomment a block of code?
9 Answers
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How do I remove the first characters of a specific column in a table?
In SQL, how can I remove the first 4 characters of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 .
I want to remove first 4 chars from my table for all records
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