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Using the “final” modifier whenever applicable in Java [closed]
In Java, there is a practice of declaring every variable (local or class), parameter final if they really are.
25 Answers
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Difference between window.location.href=window.location.href and window.location.reload()
What is the difference between JavaScript's
12 Answers
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“Add as Link” for folders in Visual Studio projects
In Visual Studio, we can "Add as link" to add a link to a file in another project in the solution.
6 Answers
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CSS3 transition events
Are there any events fired by an element to check wether a css3 transition has started or end?
6 Answers
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how to return index of a sorted list? [duplicate]
I need to sort a list and then return a list with the index of the sorted items in the list. For example, if the list I want to sort is [2,3,1,4,5] , I need [2,0,1,3,4] to be returned.
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How can I dynamically create a selector at runtime with Objective-C?
I know how to create a SEL at compile time using @selector(MyMethodName:) but what I want to do is create a selector dynamically from an NSString . Is this even possible?
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How to get numbers after decimal point?
How do I get the numbers after a decimal point?
29 Answers
29
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Subset of rows containing NA (missing) values in a chosen column of a data frame
We have a data frame from a CSV file. The data frame DF has columns that contain observed values and a column ( VaR2 ) that contains the date at which a measurement has been taken. If the date was not recorded, the CSV file contains the value NA , for missing data.
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Can I export a variable to the environment from a bash script without sourcing it?
Suppose that I have this script
7 Answers
7
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Intent - if activity is running, bring it to front, else start a new one (from notification)
My app has notifications, which - obviously - without any flags, start a new activity every time so I get multiple same activities running on top of each other, which is just wrong.
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