57.10 Acceptable Use; Safety-Critical Systems. Your use of the Lumberyard Materials must comply with the AWS Acceptable Use Policy. The Lumberyard Materials are not intended for use with life-critical or safety-critical systems, such as use in operation of medical equipment, automated transportation systems, autonomous vehicles, aircraft or air traffic control, nuclear facilities, manned spacecraft, or …
Category: IT & Technology
Connecting a Synology DiskStation to a NUT server
Synology DiskStations internally use NUT to interface with several UPS devices. You can also configure DSM to act as a server, to connect several of them together. But what if you want to connect the DSM to an already existing NUT setup? The only thing that you can configure from the control panel is the …
Effortless, template-based dynamic tables
When you develop web applications for a living, sooner or later you’ll need to allow the user to edit collections of data. For instance: Some option… Field 1 Options To create something like this, I’ve been using a very rough script that simply replicated a hidden template row when required for several years. Eventually, I …
Keeping script kiddies at bay with mod_evasive and iptables
mod_evasive is a nice Apache module that helps to protect your server against DoS attacks. However, when a client is blocked, it will keep on using resources on your server. Even if the request will result in a 403 error, it’s still a connection that needs to be handled. In some cases, it might require …
Quick Sprites: CSS sprites, the easy way
The use of CSS sprites is a valuable techique for any web developer who wishes to optimize his web site, making it both faster for users and better ranked by search engines. However, it usually involves more work to pack the images in a single sprite sheet and to update them when the site evolves. …