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Why use bzero over memset?
... of UNIX Network Programming by W. Richard Stevens - Indeed, the author of TCPv3 made the mistake of swapping the second and third arguments to memset in 10 occurrences of the first printing. A C compiler cannot catch this error because both occurrences are the same... it was an error, and could be...
SSH to Elastic Beanstalk instance
...will lock it down to only allow ingress from a specific IP address.
SSH | tcp | 22 | 22 | 192.168.1.1/32
Configure the environment of your Elastic Beanstalk Application
If you haven't made a key pair yet, make one by clicking Key Pairs below Security Group in the ec2 tab.
In the AWS console, o...
Injecting $scope into an angular service function()
...'$http', '$q', function ($http, $q) {
var path = 'data/people/students.json';
var students = [];
// In the real app, instead of just updating the students array
// (which will be probably already done from the controller)
// this method should send the student data to the server...
How to link Docker services across hosts?
...ker virtual network technology that acts as a virtual ethernet switch over TCP/UDP - all you need is a Docker container running Weave on your host.
What's interesting here is
Instead of links, use static IPs/hostnames in your virtual network
Hosts don't need full connectivity, a mesh is formed ba...
Encapsulation vs Abstraction?
...f abstraction which shields you from the details of assembly language. The TCP/IP stack built into your operating system abstracts away the details of transmitting bits over a network. If you go down all the way to the raw silicon, the people who designed your CPU did so using circuit diagrams writt...
How to count duplicate value in an array in javascript
...associative array mapping the elements to their frequency:
document.write(JSON.stringify(map));
// prints {"a": 3, "b": 2, "c": 2, "d": 2, "e": 2, "f": 1, "g": 1, "h": 3}
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PHP - Get bool to echo false when false
...out boolean value as it is, instead of 1/0.
$bool = false;
echo json_encode($bool); //false
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What is an example of the simplest possible Socket.io example?
...ted clients
function sendTime() {
io.emit('time', { time: new Date().toJSON() });
}
// Send current time every 10 secs
setInterval(sendTime, 10000);
// Emit welcome message on connection
io.on('connection', function(socket) {
// Use socket to communicate with this particular client only, s...
WebAPI Delete not working - 405 Method Not Allowed
... **url: "/api/SomeController/" + id,**
type: "DELETE",
dataType: "json",
success: function(data, statusText) {
alert(data);
},
error: function(request, textStatus, error) {
alert(error);
debugger;
}
});
Do not use something like this:
...
data: {id...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
...d ending ob_flush()
<?php
ob_start( 'ob_gzhandler' );
echo json_encode($array);
ob_end_flush();
?>
Use this:
<?php
ob_start();
echo json_encode($array);
ob_flush();
?>
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