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How do I convert struct System.Byte byte[] to a System.IO.Stream object in C#?
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There's extra space allocated in the MemoryStream buffer by default (just like with e.g. a list). This can be dealt with easily by using the overload that allows you to set capacity, but is only really useful if you don't expect to write any dat...
How to parse an RSS feed using JavaScript?
...ely to work.
My workaround will probably be to parse the RSS feed through PHP and allow the javascript to access my PHP rather than trying to access the end-destination feed itself.
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Why can't I define a default constructor for a struct in .NET?
... new MyStruct[1000];
The CLR is able to do this very efficiently just by allocating the appropriate memory and zeroing it all out. If it had to run the MyStruct constructor 1000 times, that would be a lot less efficient. (In fact, it doesn't - if you do have a parameterless constructor, it doesn't...
How is the Linux kernel tested ?
.../debug/kmemleak.
Kmemcheck traps every read and write to memory that was allocated dynamically (i.e. with kmalloc()). If a memory address is read that has not previously been written to, a message is printed to the kernel log. Also is a part of Linux Kernel
Fault Injection Framework (included in ...
Android. Fragment getActivity() sometimes returns null
...eFragment() {
// Implement the Parent.
super();
// Allocate the ActivityBuffer.
this.mActivityBuffer = new ActivityBuffer();
}
@Override
public final void onAttach(final Context pContext) {
// Handle as usual.
super.onAttach(pContext);
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
...ort -R (not a true shuffle if there are duplicate input lines)
10.661s - allocating more memory doesn't seem to make a difference
Scala
24.229s
bash loops + sort
32.593s
Conclusions:
Use shuf, if you can - it's the fastest by far.
Ruby does well, followed by Perl.
Python is noticeably s...
Best way to reverse a string
... (input == null)
throw new ArgumentNullException("input");
// allocate a buffer to hold the output
char[] output = new char[input.Length];
for (int outputIndex = 0, inputIndex = input.Length - 1; outputIndex < input.Length; outputIndex++, inputIndex--)
{
// check ...
Significance of bool IsReusable in http handler interface
... instance value will survive GC cycles and do not need to be frequently re-allocated.
Another caveat is you need to be sure that at the end of the ProcessRequest execution the object state is as you would want for another request to reuse the object.
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Architecture for merging multiple user accounts together
... service wasn't yet around. After verifying with OAuth, you pass the OAuth token to it and get a unique user id which you can store for reference. Supported providers are Google, Facebook, Twitter, GitHub and there is an option to register custom and anonymous providers.
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Passing enum or object through an intent (the best solution)
...g, Parcelable).
UPDATE: Please note wreckgar's comment that enum.values() allocates a new array at each call.
UPDATE: Android Studio features a live template ParcelableEnum that implements this solution. (On Windows, use Ctrl+J)
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