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how to permit an array with strong parameters
...his:
Parameters: {"link"=>{"title"=>"Something", "time_span"=>[{"start"=>"2017-05-06T16:00:00.000Z", "end"=>"2017-05-06T17:00:00.000Z"}]}}
Then this is how I got it to work:
params.require(:link).permit(:title, time_span: [[:start, :end]])
...
How to add global ASP.Net Web Api Filters?
...ters)
{
filters.Add(new MyWebApiFilter());
}
protected void Application_Start()
{
RegisterWebApiFilters(GlobalConfiguration.Configuration.Filters);
}
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Maximum concurrent Socket.IO connections
...ed up writing a small test (using XHR-polling) to see when the connections started to fail (or fall behind). I found (in my case) that the sockets started acting up at around 1400-1800 concurrent connections.
This is a short gist I made, similar to the test I used: https://gist.github.com/jmyrland/...
Using SSH keys inside docker container
...h properly on ubuntu minimal container. Then you can add pub/priv keys and start sshd. I have this entry in my dockerfile: 'RUN ssh-keygen -A' as one of the steps.
– piotrektt
Jul 19 '18 at 10:55
...
Is functional GUI programming possible? [closed]
...e several implementations of FRP concepts in Haskell.
You might consider starting with Conal's most recent "Push-Pull Functional Reactive Programming" paper, but there are several other (older) implementations, some linked from the haskell.org site. Conal has a knack for covering the entire domain...
UITableViewCell, show delete button on swipe
...
During startup in (-viewDidLoad or in storyboard) do:
self.tableView.allowsMultipleSelectionDuringEditing = NO;
Override to support conditional editing of the table view. This only needs to be implemented if you are going to be r...
SQL injection that gets around mysql_real_escape_string()
... so easy. It's based off an attack demonstrated here.
The Attack
So, let's start off by showing the attack...
mysql_query('SET NAMES gbk');
$var = mysql_real_escape_string("\xbf\x27 OR 1=1 /*");
mysql_query("SELECT * FROM test WHERE name = '$var' LIMIT 1");
In certain circumstances, that will retur...
right click context menu for datagridview
...= DialogResult.Yes);
if (voidPayments)
{
// SQLTransaction Start
foreach (DataGridViewRow row in dgvAccount.SelectedRows)
{
//do Work
}
}
}
private void tsmiDeleteCharge_Click(object sender, EventArgs e)
{
int chargeCount = dgvAccount....
How can I remove an SSH key?
... off gpg-keyring-daemon altogether.
Go to System --> Preferences --> Startup Applications, and unselect the "SSH Key Agent (Gnome Keyring SSH Agent)" box -- you'll need to scroll down to find it.
You'll still get an ssh-agent, only now it will behave sanely: no keys autoloaded, you run ssh-a...
is_file or file_exists in PHP
...able');
function benchmark($funcName) {
$numCycles = 10000;
$time_start = microtime(true);
for ($i = 0; $i < $numCycles; $i++) {
clearstatcache();
$funcName('path/to/file.php'); // or 'path/to/file.php' instead of __FILE__
}
$time_end = microtime(true);
$t...