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std::wstring VS std::string
I am not able to understand the differences between std::string and std::wstring . I know wstring supports wide characters such as Unicode characters. I have got the following questions:
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Get properties and values from unknown object
From the world of PHP I have decided to give C# a go. I've had a search but can't seem to find the answer of how to do the equivalent to this.
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Why is an array not assignable to Iterable?
with Java5 we can write:
5 Answers
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How do I make a column unique and index it in a Ruby on Rails migration?
I would like to make a column unique in Ruby on Rails migration script. What is the best way to do it? Also is there a way to index a column in a table?
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Copying a HashMap in Java
I am trying to keep a temporary container of a class that contains member :
11 Answers
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How do you split a list into evenly sized chunks?
I have a list of arbitrary length, and I need to split it up into equal size chunks and operate on it. There are some obvious ways to do this, like keeping a counter and two lists, and when the second list fills up, add it to the first list and empty the second list for the next round of data, but t...
Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, ac
I am using Jdbctemplate to retrieve a single String value from the db. Here is my method.
17 Answers
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Sorting a vector of custom objects
How does one go about sorting a vector containing custom (i.e. user defined) objects.
Probably, standard STL algorithm sort along with a predicate (a function or a function object) which would operate on one of the fields (as a key for sorting) in the custom object should be used.
Am I on the ...
How to find controls in a repeater header or footer
I was wondering how one would find the controls in the HeaderTemplate or FooterTemplate of an Asp.Net Repeater control.
8 A...
Swift Beta performance: sorting arrays
I was implementing an algorithm in Swift Beta and noticed that the performance was very poor. After digging deeper I realized that one of the bottlenecks was something as simple as sorting arrays. The relevant part is here:
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