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vs in Generics
...iance in generic interfaces was added to C# and VB.NET (in .NET 4 with VS 2010), this was a compile time error.
After .NET 4, IEnumerable<T> was marked covariant, and became IEnumerable<out T>. Since IEnumerable<out T> only uses the elements within it, and never adds/changes them...
How to do a PUT request with curl?
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Using the -X flag with whatever HTTP verb you want:
curl -X PUT -d arg=val -d arg2=val2 localho...
What does git rev-parse do?
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git rev-parse is an ancillary plumbing command primarily used for manipulation.
One common usag...
Why does the JVM still not support tail-call optimization?
... prototype implementation and MLVM has listed the feature as "proto 80%" for some time now.
4 Answers
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What is scaffolding? Is it a term for a particular platform?
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answered Oct 24 '08 at 19:48
swilliamsswilliams
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Why do I have to access template base class members through the this pointer?
...if
static const int x = 2;
template <typename T> void foo() { A *x = 0; }
if A is a type, that declares a pointer (with no effect other than to shadow the global x). If A is an object, that's multiplication (and barring some operator overloading it's illegal, assigning to an rvalue). If it i...
Simple and fast method to compare images for similarity
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Can the screenshot or icon be transformed (scaled, rotated, skewed ...)? There are quite a few ...
shortcut for creating a Map from a List in groovy?
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I've recently came across the need to do exactly that: converting a list into a map. This questi...
How to add/update an attribute to an HTML element using JavaScript?
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edited May 27 '17 at 10:02
Ashish Ahuja
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answ...
“unadd” a file to svn before commit
...ch did not have the proper ignore properties was included. I've got about 100 uploaded binary files versioned now, but I haven't committed yet.
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