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Difference between socket and websocket?
...g to Application Server over a protocol similar to HTTP that runs over TCP/IP. So they are primarily for Web Applications that require a permanent connection to its server. On the other hand, plain sockets are more powerful and generic. They run over TCP/IP but they are not restricted to browsers or...
Can you use a trailing comma in a JSON object?
...item in the object or array. For example, code to output from an array of strings might look like (in a C++ like pseudocode):
...
Position of least significant bit that is set
...nux man page
Name
ffs - find first bit set in a word
Synopsis
#include <strings.h>
int ffs(int i);
#define _GNU_SOURCE
#include <string.h>
int ffsl(long int i);
int ffsll(long long int i);
Description
The ffs() function returns the position of the first (least significant) bit set in th...
How to get the groups of a user in Active Directory? (c#, asp.net)
...u get its groups very easily:
public List<GroupPrincipal> GetGroups(string userName)
{
List<GroupPrincipal> result = new List<GroupPrincipal>();
// establish domain context
PrincipalContext yourDomain = new PrincipalContext(ContextType.Domain);
// find your user
U...
Does PowerShell support constants?
...datatype when using Set-Variable? When dealing with variables one may use [string]$name = value but that seems not to be possible for constants?
– masi
Dec 1 '12 at 23:32
...
Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
I've seen Bash scripts test for a non-zero length string in two different ways. Most scripts use the -n option:
6 Answers...
Why is list initialization (using curly braces) better than the alternatives?
...t be converted to another integer that cannot hold its value. For example, char
to int is allowed, but not int to char.
A floating-point value cannot be converted to another floating-point type that cannot hold its
value. For example, float to double is allowed, but not double to float.
A floating-p...
How to provide user name and password when connecting to a network share
...e needs it in a hurry:
public class NetworkConnection : IDisposable
{
string _networkName;
public NetworkConnection(string networkName,
NetworkCredential credentials)
{
_networkName = networkName;
var netResource = new NetResource()
{
Scope...
node and Error: EMFILE, too many open files
... FD TYPE DEVICE SIZE/OFF NODE NAME
...
nodejs 12211 root 1012u IPv4 151317015 0t0 TCP 10.101.42.209:40371->54.236.3.170:80 (ESTABLISHED)
nodejs 12211 root 1013u IPv4 151279902 0t0 TCP 10.101.42.209:43656->54.236.3.172:80 (ESTABLISHED)
nodejs 12211 root 1014...
Case insensitive XPath contains() possible?
...over all textnodes of my DOM and check if the nodeValue contains a certain string.
6 Answers
...