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How to use shared memory with Linux in C
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try this code sample, I tested it, source: http://www.makelinux.net/alp/035
#include <stdio.h>
#include <sys/shm.h>
#include <sys/stat.h>
int main ()
{
int segment_id;
char* shared_memory;
struct shmid_ds shmbuffer;
int segment_size;
const int shared_...
Method chaining - why is it a good practice, or not?
... is considered bad when it violates the law of demeter. See: ifacethoughts.net/2006/03/07/… The answer given here in fact follows that law as it is a "builder pattern".
– Angel O'Sphere
Apr 30 '14 at 17:53
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jQuery UI Sortable Position
...n sorting has stopped. event Type: Event
Piece of code:
http://jsfiddle.net/7a1836ce/
<script type="text/javascript">
var sortable = new Object();
sortable.s1 = new Array(1, 2, 3, 4, 5);
sortable.s2 = new Array(1, 2, 3, 4, 5);
sortable.s3 = new Array(1, 2, 3, 4, 5);
sortabl...
Calculate business days
...artdate,7,$holidays,'r');
Another post mentions getWorkingDays (from php.net comments and included here) but I think it breaks if you start on a Sunday and finish on a work day.
Using the following (you'll need to include the getWorkingDays function from previous post)
date_default_timezone_set...
Postgres dump of only parts of tables for a dev snapshot
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http://jailer.sourceforge.net/ does this.
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setState vs replaceState in React.js
...s just explicitly setting the pre-existing state to undefined which is the net result of "replaceState" without all of the extant keys.
– Wren
Dec 4 '16 at 15:25
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Routing: The current request for action […] is ambiguous between the following action methods
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How to validate IP address in Python? [duplicate]
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Don't parse it. Just ask.
import socket
try:
socket.inet_aton(addr)
# legal
except socket.error:
# Not legal
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What requirement was the tuple designed to solve?
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Old question since 2010, and now in 2017 Dotnet changes and become more smart.
C# 7 introduces language support for tuples, which enables semantic names for the fields of a tuple using new, more efficient tuple types.
In vs 2017 and .Net 4.7 (or installing nuget pa...
How to disable GCC warnings for a few lines of code
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To net everything out, this is an example of temporarily disabling a warning:
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-result"
write(foo, bar, baz);
#pragma GCC diagnostic pop
You can check the...