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Is an entity body allowed for an HTTP DELETE request?
... TRACE requests only, all other request types are unrestricted (section 9, and 9.8 specifically)
For responses, this has been defined:
whether a message-body is included depends on both request method and response status (section 4.3)
a message-body is explicitly forbidden in responses to HEAD r...
How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
...
Standard C Preprocessor
$ cat xx.c
#define VARIABLE 3
#define PASTER(x,y) x ## _ ## y
#define EVALUATOR(x,y) PASTER(x,y)
#define NAME(fun) EVALUATOR(fun, VARIABLE)
extern void NAME(mine)(char *x);
$ gcc -E xx.c
# 1 "xx.c"
# ...
Why don't structs support inheritance?
...rt inheritance is because of arrays.
The problem is that, for performance and GC reasons, arrays of value types are stored "inline". For example, given new FooType[10] {...}, if FooType is a reference type, 11 objects will be created on the managed heap (one for the array, and 10 for each type ins...
Why is there no xrange function in Python3?
Recently I started using Python3 and it's lack of xrange hurts.
6 Answers
6
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Windows batch: formatted date into variable
...g your variable namespace.
If you need UTC instead of local time, the command is more or less the same:
for /f %%x in ('wmic path win32_utctime get /format:list ^| findstr "="') do set %%x
set today=%Year%-%Month%-%Day%
s...
How slow are .NET exceptions?
I don't want a discussion about when to and not to throw exceptions. I wish to resolve a simple issue. 99% of the time the argument for not throwing exceptions revolves around them being slow while the other side claims (with benchmark test) that the speed is not the issue. I've read numerous blogs,...
Eclipse does not highlight matching variables
...gt; Text Editors > Annotations
Compare the settings for 'Occurrences' and 'Write Occurrences'
Make sure that you don't have the 'Text as higlighted' option checked for one of them.
This should fix it.
share
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Why is `std::move` named `std::move`?
...cast to rvalue - more specifically to an xvalue, as opposed to a prvalue. And it is also true that having a cast named move sometimes confuses people. However the intent of this naming is not to confuse, but rather to make your code more readable.
The history of move dates back to the original mo...
How do I “un-revert” a reverted Git commit?
Given a change that has been committed using commit , and then reverted using revert , what is the best way to then undo that revert?
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Why extend the Android Application class?
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Offhand, I can't think of a real scenario in which extending Application is either preferable to another approach or necessary to accomplish something. If you have an expensive, frequently used object you can initialize it in an ...