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Reason to Pass a Pointer by Reference in C++?
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You would want to pass a pointer by reference if you have a need to modify the pointer rather than the object that the pointer is pointing to.
This is similar to why double pointers are used; using a reference to a pointer is slightly safer t...
How can I add numbers in a Bash script?
I have this Bash script and I had a problem in line 16.
How can I take the previous result of line 15 and add
it to the variable in line 16?
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angularjs directive call function specified in attribute and pass an argument to it
I want to create a directive that links to an attribute. The attribute specifies the function that should be called on the scope. But I also want to pass an argument to the function that is determined inside the link function.
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How do I return multiple values from a function? [closed]
The canonical way to return multiple values in languages that support it is often tupling .
14 Answers
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Looking for a 'cmake clean' command to clear up CMake output
Just as make clean deletes all the files that a makefile has produced, I would like to do the same with CMake. All too often I find myself manually going through directories removing files like cmake_install.cmake and CMakeCache.txt , and the CMakeFiles folders.
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How to sort an array of objects by multiple fields?
From this original question , how would I apply a sort on multiple fields?
30 Answers
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Create a list from two object lists with linq
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This can easily be done by using the Linq extension method Union. For example:
var mergedList = list1.Union(list2).ToList();
This will return a List in which the two lists are merged and doubles are removed. If you don't specify a comparer in the Union extension method like in my example, it wil...
How do I join two SQLite tables in my Android application?
I have an Android project that has a database with two tables: tbl_question and tbl_alternative .
4 Answers
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Parsing a JSON string in Ruby
I have a string that I want to parse in Ruby:
8 Answers
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Where IN clause in LINQ [duplicate]
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This expression should do what you want to achieve.
dataSource.StateList.Where(s => countryCodes.Contains(s.CountryCode))
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