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What are 'closures' in .NET?
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I have an article on this very topic. (It has lots of examples.)
In essence, a closure is a block of code which can be executed at a later time, but which maintains the environment in which it was first created - i.e. it can still use the local variables etc of t...
How is this fibonacci-function memoized?
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The evaluation mechanism in Haskell is by-need: when a value is needed, it is calculated, and kept ready in case it is asked for again. If we define some list, xs=[0..] and later ask for its 100th element, xs!!99, the 100th slot in the list gets "fleshed out", holding the number 99 now, ready for...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
... you C++ developers please give us a good description of what RAII is, why it is important, and whether or not it might have any relevance to other languages?
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How to redirect the output of a PowerShell to a file during its execution
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Maybe Start-Transcript would work for you. First stop it if it's already running, then start it, and stop it when done.
$ErrorActionPreference="SilentlyContinue"
Stop-Transcript | out-null
$ErrorActionPreference = "Continue"
Start-Transcript -path C:\output.txt -append
# Do so...
C++ : why bool is 8 bits long?
In C++, I'm wondering why the bool type is 8 bits long (on my system), where only one bit is enough to hold the boolean value ?
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How to step back in Eclipse debugger?
Is it possible to do reverse execution in Eclipse debugger? The current project I'm working on requires a minimum of 5 seconds to read and initialize data from a file before anything can be done. If I overstep in the debugger, I have to terminate the program and restart, and this takes a fair bit o...
Java - How to create new Entry (key, value)
I'd like to create new item that similarly to Util.Map.Entry that will contain the structure key , value .
11 Answers
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C# operator overload for `+=`?
...or the Garbage collection and memory management, which is a potential security hole in CLR strong typed world.
Nevertheless, let's see what exactly an operator is. According to the famous Jeffrey Richter's book, each programming language has its own operators list, which are compiled in a special m...
Custom Compiler Warnings
When using the ObsoleteAtribute in .Net it gives you compiler warnings telling you that the object/method/property is obsolete and somthing else should be used. I'm currently working on a project that requires a lot of refactoring an ex-employees code. I want to write a custom attribute that I can u...
How can I install a .ipa file to my iPhone simulator
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You can't. If it was downloaded via the iTunes store it was built for a different processor and won't work in the simulator.
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