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When & why to use delegates? [duplicate]
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How do I round a decimal value to 2 decimal places (for output on a page)
...0:C}", d) yield $12.35 - note that the current culture's currency settings including the symbol are used.
Note that "C" uses number of digits from current culture. You can always override default to force necessary precision with C{Precision specifier} like String.Format("{0:C2}", 5.123d).
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return statement vs exit() in main()
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Another difference:
exit is a Standard Library
function so you need to include
headers and link with the standard
library. To illustrate (in C++),
this is a valid program:
int main() { return 0; }
but to use exit you'll need an include:
#include <stdlib.h>
int main() { exit(EXIT_SUCCE...
ServiceStack vs ASP.Net Web API [closed]
...view
A single self-contained html page snapshot (i.e. no external refs). Includes embedded JSON web service response - allows programmatic access to data snapshots.
Built-in Mini Profiler (port of the excellent MVC Mini Profiler)
Includes Sql Profiling
JSON/JSONP, XML, JSV, CSV and SOAP end-po...
Branch descriptions in Git
... to summarizes the changes between two commits to the standard output, and includes the given URL in the generated summary.
[From @AchalDave] Unfortunately, you can't push descriptions since they're stored in your config, making it useless for the sake of documenting branches in a team.
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Create Generic method constraining T to an Enum
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You don't gain much by including the other interfaces because almost all of the built-in value types implement all of those interfaces. This is especially true for constraints on a generic extension method, which is extremely handy for operating on...
What's better at freeing memory with PHP: unset() or $var = null
...n a longer overall execution time.
(Since 2013, that unset man page don't include that section anymore)
Note that until php5.3, if you have two objects in circular reference, such as in a parent-child relationship, calling unset() on the parent object will not free the memory used for the parent re...
Whitespace Matching Regex - Java
...lly! Been trying every regex I could find that would match all white space including NON-BREAK-SPACE (ASCII 160)!!!
– Piko
Nov 21 '17 at 18:22
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Differences between Emacs and Vim
...bprocesses. This is nearly by design, whereas in Emacs, these elements are included by design. This means that some stuff, like embedding a debugger or an interpreter (yielding a sort of IDE), is difficult in Vim.
Also, Emacs shortcuts are mainly accessed through modifiers, and obviously the Vim in...