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What is the use for Task.FromResult in C#
...eb service. You could have a synchronous service method that returns Task.FromResult and a client that awaits asynchronously for the network I/O. This way you can share the same interface between client/server using ChannelFactory.
– Nelson Rothermel
Sep 25 '...
Immutable class?
...und this problem is to return a copy of an array or collection when called from a getter:
public List<T> getList() {
// return a copy of the list so the internal state cannot be altered
return new ArrayList(list);
}
What is the advantage of immutability?
The advantage of immutability c...
How to generate a git patch for a specific commit?
...d be included in the patch;
-<n>
Prepare patches from the topmost commits.
Apply the patch with the command:
git am < file.patch
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Handling InterruptedException in Java
...e (i.e. don't catch it at all).
Example: Your method waits for a value from the network to finish the computation and return a result. If the blocking network call throws an InterruptedException your method can not finish computation in a normal way. You let the InterruptedException propagate.
...
What is JSON and why would I use it?
...ementation for this.
Example on how to use the JSON parser (with the json from the above code snippet):
//The callback function that will be executed once data is received from the server
var callback = function (result) {
var johnny = JSON.parse(result);
//Now, the variable 'johnny' is an...
What is the difference between atomic and critical in OpenMP?
... if this will not change. (Visual Studio 2012 has an OpenMP implementation from March 2002.) To quote MSDN:
The expression statement must have one of the following forms:
xbinop=expr
x++
++x
x--
--x
In the preceding expressions: x is an lvalue expression with scal...
Plot two histograms on single chart with matplotlib
I created a histogram plot using data from a file and no problem. Now I wanted to superpose data from another file in the same histogram, so I do something like this
...
Why does my application spend 24% of its life doing a null check?
...e of code. The code for the binary tree iterator is below with the results from running performance analysis against it.
3 ...
How do you obtain a Drawable object from a resource id in android package?
... there a way to use the code below (or something like it) to get an object from the android.R.drawable.* package?
6 Answers...
When is JavaScript's eval() not evil?
...erver-side JavaScript could have that problem.
On to your specific case. From what I understand, you're generating the strings yourself, so assuming you're careful not to allow a string like "rm -rf something-important" to be generated, there's no code injection risk (but please remember, it's ver...