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How to drive C#, C++ or Java compiler to compute 1+2+3+…+1000 at compile time?
...rFactory implements AnnotationProcessorFactory {
public Collection<String> supportedOptions() {
System.err.println("Called supportedOptions.............................");
return Collections.EMPTY_LIST;
}
public Collection<String> supportedAnnotationTypes() ...
Code Golf: Collatz Conjecture
...
x86 assembly, 1337 characters
;
; To assemble and link this program, just run:
;
; >> $ nasm -f elf collatz.asm && gcc -o collatz collatz.o
;
; You can then enjoy its output by passing a number to it on the command line:
;
; >...
Best way to alphanumeric check in JavaScript
...
of course this assumes that that the empty string ("") should not be matched.
– zzzzBov
Dec 13 '10 at 22:28
16
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How should I escape strings in JSON?
When creating JSON data manually, how should I escape string fields? Should I use something like Apache Commons Lang's StringEscapeUtilities.escapeHtml , StringEscapeUtilities.escapeXml , or should I use java.net.URLEncoder ?
...
What is the difference between #include and #include “filename”?
...in a single textual library file (similar to a unix archive), and used the string between the < and > as the key to index into the library.
– Adrian McCarthy
Feb 15 '17 at 23:14
...
ASP.NET MVC 5 - Identity. How to get current ApplicationUser
...od inside a LINQ query.
Correct code:
using Microsoft.AspNet.Identity;
string currentUserId = User.Identity.GetUserId();
ApplicationUser currentUser = db.Users.FirstOrDefault(x => x.Id == currentUserId);
share
...
How to read the output from git diff?
...nclude "cache.h"
#include "walker.h"
-int cmd_http_fetch(int argc, const char **argv, const char *prefix)
+int main(int argc, const char **argv)
{
+ const char *prefix;
struct walker *walker;
int commits_on_stdin = 0;
int commits;
@@ -18,6 +19,8 @@ int cmd_http_fetch...
Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...erent type than the one seen by the compiler, for example:
struct S {
char a;
int b;
char c;
};
struct S_head {
char a;
};
struct S_ext {
char a;
int b;
char c;
int d;
char e;
};
struct S s;
struct S_head *head = (struct S_head*)&s;
fn1(head);
struct S_ex...
Why would you use an ivar?
...some cases, it's just completely unnecessary to add+type+maintain all that extra scaffolding for a simple variable such as a private bool that is written in one method and read in another.
That's not at all to say using properties or accessors is bad - each has important benefits and restrictions. ...
What's the u prefix in a Python string?
...
You're right, see 3.1.3. Unicode Strings.
It's been the syntax since Python 2.0.
Python 3 made them redundant, as the default string type is Unicode. Versions 3.0 through 3.2 removed them, but they were re-added in 3.3+ for compatibility with Python 2 to ...