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What does the (unary) * operator do in this Ruby code?
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271
The * is the splat operator.
It expands an Array into a list of arguments, in this case a list ...
For files in directory, only echo filename (no path)
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167
If you want a native bash solution
for file in /home/user/*; do
echo "${file##*/}"
done
T...
ActionLink htmlAttributes
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201
The problem is that your anonymous object property data-icon has an invalid name. C# properties ...
Find out if string ends with another string in C++
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214
Simply compare the last n characters using std::string::compare:
#include <iostream>
bo...
Oracle Differences between NVL and Coalesce
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316
COALESCE is more modern function that is a part of ANSI-92 standard.
NVL is Oracle specific, i...
Does use of final keyword in Java improve the performance?
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13 Answers
13
Active
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Synchronously waiting for an async operation, and why does Wait() freeze the program here
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194
The await inside your asynchronous method is trying to come back to the UI thread.
Since the ...
Get underlying NSData from UIImage
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192
NSData *imageData = UIImageJPEGRepresentation(image, 0.7); // 0.7 is JPG quality
or
NSData ...
How to get JSON objects value if its name contains dots?
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216
What you want is:
var smth = mydata.list[0]["points.bean.pointsBase"][0].time;
In JavaScript...
Ruby Arrays: select(), collect(), and map()
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131
It looks like details is an array of hashes. So item inside of your block will be the whole ha...