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How to declare std::unique_ptr and what is the use of it?
I try to understand how std::unique_ptr works and for that I found this document. The author starts from the following example:
...
What is @RenderSection in asp.net MVC
What is the purpose of @RenderSection and how does it function? I understand what bundles do, but I have yet to figure out what this does and it's probably important.
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How to use HTML Agility pack
...rseErrors != null && htmlDoc.ParseErrors.Count() > 0)
{
// Handle any parse errors as required
}
else
{
if (htmlDoc.DocumentNode != null)
{
HtmlAgilityPack.HtmlNode bodyNode = htmlDoc.DocumentNode.SelectSingleNode("//body");
if (bodyNode != null)
{
...
What does a colon following a C++ constructor name do? [duplicate]
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This is an initialization list, and is part of the constructor's implementation.
The constructor's signature is:
MyClass();
This means that the constructor can be called with no parameters. This makes it a default constructor, i.e., one which will be ca...
How do I remove all non alphanumeric characters from a string except dash?
How do I remove all non alphanumeric characters from a string except dash and space characters?
13 Answers
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Restoring state of TextView after screen rotation?
In my app I have TextView and EditText . Both have data in it. When the screen orientation changes the data in the EditText remains, but TextView data is cleared.
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Random float number generation
How do I generate random floats in C++?
14 Answers
14
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Reading Excel files from C#
...Tables["anyNameHere"].AsEnumerable();
as this lets me use LINQ to search and build structs from the fields.
var query = data.Where(x => x.Field<string>("phoneNumber") != string.Empty).Select(x =>
new MyContact
{
firstName= x....
Immediate function invocation syntax
...at it is clear that the value being produced is the result of the function and not the function itself.
So, basically, he feels it makes more clear the distinction between function values, and the values of functions. So, it's an stylistic matter, not really a substantive difference in the code its...
Could not reserve enough space for object heap
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Is -mx the same as -Xmx and -XX:MaxHeapSize?
– Erty Seidohl
Aug 20 '12 at 18:57
21
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