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How to convert floats to human-readable fractions?
...duct of these matrices.
*/
#include <stdio.h>
main(ac, av)
int ac;
char ** av;
{
double atof();
int atoi();
void exit();
long m[2][2];
double x, startx;
long maxden;
long ai;
/* read command line arguments */
if (ac != 3) {
fprintf(stderr, "usage...
Android EditText Max Length [duplicate]
...in why this would work versus using an app constant? Seems like having the char limit as a value in xml shouldn't change how the text buffer works.
– Elliott
Jan 13 '14 at 19:48
...
How expensive is RTTI?
...ases with optimisation, typeid() is nearly x20 faster than dyncamic_cast.
Chart
The Code
As requested in the comments, the code is below (a bit messy, but works). 'FastDelegate.h' is available from here.
#include <iostream>
#include "FastDelegate.h"
#include "cycle.h"
#include "time.h"
// U...
When should I use File.separator and when File.pathSeparator?
...e help of some code
separator: Platform dependent default name-separator character as String. For windows, it’s ‘\’ and for unix it’s ‘/’
separatorChar: Same as separator but it’s char
pathSeparator: Platform dependent variable for path-separator. For
example PATH or CLASSPATH variab...
Removing leading zeroes from a field in a SQL statement
...o remove the leading zeroes from a particular field, which is a simple VARCHAR(10) field. So, for example, if the field contains '00001A', the SELECT statement needs to return the data as '1A'.
...
When should one use a 'www' subdomain?
...nce to its web service?
What would you rather write/type/say.. "www." (4 chars) or "http://" (7 chars) ??
"www." is an established shorthand way of unambiguously communicating the fact that the subject is a web address, not a URL for another network service.
When verbally communicating a web add...
Is JavaScript a pass-by-reference or pass-by-value language?
...
For any C programmers, think of char*. foo(char *a){a="hello";} does nothing, but if you do foo(char *a){a[0]='h';a[1]='i';a[2]=0;} it is changed outside because a is a memory location passed by value that references a string (char array). Passing stru...
How to find and return a duplicate value in array
... test_array(nelements, ndups)
arr = CAPS[0, nelements-ndups]
arr = arr.concat(arr[0,ndups]).shuffle
end
and a method to run the benchmarks for different test arrays:
require 'fruity'
def benchmark(nelements, ndups)
arr = test_array nelements, ndups
puts "\n#{ndups} duplicates\n"
co...
How to check a string for specific characters?
How can I check if a string has several specific characters in it using Python 2?
5 Answers
...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
...用select()函数来进行指定时间的阻塞int send( SOCKET s, const char FAR *buf, int len, int flags ); 不论是客户还是服务器应用程序都用send函数来向TCP连接的...int send( SOCKET s, const char FAR *buf, int len, int flags );
不论是客户还是服务器应用程序都...