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Use rvmrc or ruby-version file to set a project gemset with RVM?
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mpapismpapis
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C# declare empty string array
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edited Dec 12 '13 at 9:07
answered May 30 '13 at 10:59
A...
Where can I find the “clamp” function in .NET?
...n, T max) where T : IComparable<T>
{
if (val.CompareTo(min) < 0) return min;
else if(val.CompareTo(max) > 0) return max;
else return val;
}
Extension methods go in static classes - since this is quite a low-level function, it should probably go in some core namespace in your...
Why is `replace` property deprecated in AngularJS directives? [duplicate]
...e fixed.
https://github.com/angular/angular.js/commit/eec6394a342fb92fba5270eee11c83f1d895e9fb#commitcomment-8124407
ORIGINAL
Here is the commit of this change:
https://github.com/angular/angular.js/commit/eec6394a342fb92fba5270eee11c83f1d895e9fb
The replace flag for defining directives that r...
Create a string with n characters
... a specified character? In my case, I would need to create a string with 10 spaces. My current code is:
27 Answers
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How to get the last character of a string in a shell?
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101
That's one of the reasons why you need to quote your variables:
echo "${str:$i:1}"
Otherwise, ...
Imitating a blink tag with CSS3 animations
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The original Netscape <blink> had an 80% duty cycle. This comes pretty close, although the real <blink> only affects text:
.blink {
animation: blink-animation 1s steps(5, start) infinite;
-webkit-animation: blink-animation 1s steps(5, start) infi...
Remove columns from dataframe where ALL values are NA
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160
Try this:
df <- df[,colSums(is.na(df))<nrow(df)]
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How can I scan barcodes on iOS?
...ial C++ port of the core library. The port is a little old, from circa the 0.9 release of the Java code, but should still work reasonably well.
If you need to scan other formats, like 1D formats, you could continue the port of the Java code within this project to C++.
EDIT: Barcodes and the iphone...
Java ArrayList how to add elements at the beginning
... beginning of the array (so it has the lowest index) and if the array has 10 elements adding a new results in deleting the oldest element (the one with the highest index).
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