Notes by Alex N. Jose on servers, networks and self-hosting.https://blog.alexnjose.comenhttps://blog.alexnjose.com/updating-root-certificates-on-synologyhttps://blog.alexnjose.com/updating-root-certificates-on-synologyI ran into the issue of my Synology NAS not being able to pull from my local Docker registry.Thu, 20 Jan 2022 00:07:23 GMThttps://blog.alexnjose.com/docker-useful-commandshttps://blog.alexnjose.com/docker-useful-commandsSince Docker doesn't allow a container's entrypoint being modified, we need to create a new container on the same image, and modify entrypoint to be a shell.Sun, 26 Jul 2020 18:40:03 GMThttps://blog.alexnjose.com/fix-for-wrong-domain-suffix-in-usg-networkshttps://blog.alexnjose.com/fix-for-wrong-domain-suffix-in-usg-networksIf you have the issue of your devices (especially Macs) picking up the wrong domain suffix during DHCP with your Ubiquity USG gateways, the issue is with USG's implementation.Sun, 19 May 2019 18:06:57 GMThttps://blog.alexnjose.com/enable-mouse-wheel-scroll-on-tmux-with-iterm2https://blog.alexnjose.com/enable-mouse-wheel-scroll-on-tmux-with-iterm2The trick is to enable mouse support. Add the following line to ~/.tmux.conf.Wed, 27 Mar 2019 17:56:12 GMThttps://blog.alexnjose.com/use-letsencryptdocker-to-issue-certificateshttps://blog.alexnjose.com/use-letsencryptdocker-to-issue-certificatesRunning LetsEncrypt in Docker is the best way to ensure DNS plugins are available, regardless of your platform.Fri, 08 Feb 2019 19:19:09 GMThttps://blog.alexnjose.com/create-two-way-shares-between-docker-host-and-containerhttps://blog.alexnjose.com/create-two-way-shares-between-docker-host-and-containerIf you are using Docker volumes to copy files over to a container and would like to have two-way sharing (i.e., container changes to reflect on host folder), here's the docker-compose syntax to be…Wed, 06 Feb 2019 19:47:47 GMThttps://blog.alexnjose.com/install-telegraf-on-raspbian-litehttps://blog.alexnjose.com/install-telegraf-on-raspbian-liteFirst add InfluxDB repository.Sat, 19 Jan 2019 00:29:52 GMThttps://blog.alexnjose.com/avoid-require-relativepath-hell-in-node-jshttps://blog.alexnjose.com/avoid-require-relativepath-hell-in-node-jsA frequent problem that you might run into in your Node.js application is requiring your local dependencies using a relative path notation.Sat, 02 Jun 2018 01:54:09 GMThttps://blog.alexnjose.com/fix-for-osx-10-11-losing-wifi-speed-on-sleephttps://blog.alexnjose.com/fix-for-osx-10-11-losing-wifi-speed-on-sleepIf your Wifi connection is going slow after a deep sleep after OSX 10.11 upgrade, fix is to disable "Wake for network access" in Energy Saver settings.Tue, 23 Jan 2018 01:33:08 GMThttps://blog.alexnjose.com/configuring-iptables-to-allow-traffic-to-parse-with-fail2banhttps://blog.alexnjose.com/configuring-iptables-to-allow-traffic-to-parse-with-fail2banIf you have fail2ban installed to protect your server, run the following.Thu, 04 May 2017 15:02:23 GMThttps://blog.alexnjose.com/install-fail2ban-on-ubuntu-and-centoshttps://blog.alexnjose.com/install-fail2ban-on-ubuntu-and-centosInstall Fail2Ban on Ubuntu and CentOSWed, 03 May 2017 05:11:18 GMThttps://blog.alexnjose.com/keeping-docker-container-time-in-synchttps://blog.alexnjose.com/keeping-docker-container-time-in-syncDocker containers on your Mac can get their time skewed over the time your Mac sleeps and wakes up.Thu, 23 Mar 2017 01:17:52 GMThttps://blog.alexnjose.com/ember-using-restadapter-to-create-records-to-nested-api-endpointhttps://blog.alexnjose.com/ember-using-restadapter-to-create-records-to-nested-api-endpointEmber: Using RESTAdapter with a nested API endpoint to POST a new recordSun, 05 Mar 2017 12:29:31 GMThttps://blog.alexnjose.com/using-multiple-ssh-identities-with-githttps://blog.alexnjose.com/using-multiple-ssh-identities-with-gitStarting with version 2.10, Git allows the SSH command used for a single repo to be configured within the repository configuration.Thu, 24 Nov 2016 18:20:05 GMThttps://blog.alexnjose.com/hosting-your-own-drone-ci-instancehttps://blog.alexnjose.com/hosting-your-own-drone-ci-instanceThis article will help you setup a self-hosted continuous integration and delivery server using Drone.Tue, 01 Nov 2016 09:20:58 GMThttps://blog.alexnjose.com/compiling-node-epeg-on-ubuntu-14-04https://blog.alexnjose.com/compiling-node-epeg-on-ubuntu-14-04Getting epeg Node.js bindings working on Ubuntu 14.04Fri, 21 Oct 2016 22:24:02 GMThttps://blog.alexnjose.com/upgrading-hitch-ssl-on-digitalocean-to-patch-padding-oracle-vulnerabilityhttps://blog.alexnjose.com/upgrading-hitch-ssl-on-digitalocean-to-patch-padding-oracle-vulnerabilityOpenSSL Padding Oracle vulnerability is a high-severity issue due to a memory corruption vulnerability that affects versions prior to April 2015.Tue, 26 Jul 2016 19:07:34 GMThttps://blog.alexnjose.com/continuous-deployment-of-node-js-application-to-digitalocean-using-semaphore-cihttps://blog.alexnjose.com/continuous-deployment-of-node-js-application-to-digitalocean-using-semaphore-ciThis article will help you setup a Node.js project with continuous deployment to a DigitalOcean droplet, using Semaphore CI and PM2.Tue, 26 Jul 2016 15:33:44 GMThttps://blog.alexnjose.com/installing-cocoapods-on-el-capitan-10-11https://blog.alexnjose.com/installing-cocoapods-on-el-capitan-10-11OSX El Capitan introduces System Integrity Protection, that prevents even the Mac's administrators from writing to /usr/bin, where CocoaPods defaults its installation to.Thu, 09 Jun 2016 00:04:46 GMThttps://blog.alexnjose.com/enabling-hsts-with-nginxhttps://blog.alexnjose.com/enabling-hsts-with-nginxAdd this in your site configuration (or nginx.conf).Sat, 16 Apr 2016 04:09:30 GMThttps://blog.alexnjose.com/enabling-forward-secrecy-with-hitchhttps://blog.alexnjose.com/enabling-forward-secrecy-with-hitchIn order to enable Diffie-Hellman based ciphers for Perfect Forward Secrecy (PFS) with Hitch, add these parameters to your existing bundle.pem.Sat, 16 Apr 2016 03:56:45 GMThttps://blog.alexnjose.com/configuring-hitch-to-terminate-ssl-requestshttps://blog.alexnjose.com/configuring-hitch-to-terminate-ssl-requestsStart with an example configuration that's bundled with Hitch distribution.Sat, 16 Apr 2016 02:05:19 GMThttps://blog.alexnjose.com/installing-hitch-on-centoshttps://blog.alexnjose.com/installing-hitch-on-centosStud is now officially abandonware and the alternative is Hitch from Varnish Software.Fri, 15 Apr 2016 23:17:10 GMThttps://blog.alexnjose.com/who-called-window-scrolltohttps://blog.alexnjose.com/who-called-window-scrolltoChrome's Event Listener Breakpoints allow you to break and inspect scroll event listeners, but how do you find out what part of your application code invoked window.scrollTo?Wed, 23 Sep 2015 21:39:09 GMThttps://blog.alexnjose.com/library-not-found-for-lgcc_s-10-5https://blog.alexnjose.com/library-not-found-for-lgcc_s-10-5I picked up one of the recent Yosemite updates, "Command Line Tools (OS X 10.10) for XCode" and it nearly broke my npm package installations, each time running into this dreaded error.Mon, 21 Sep 2015 23:43:56 GMThttps://blog.alexnjose.com/disable-hdmi-switching-on-raspberry-pi-and-noobshttps://blog.alexnjose.com/disable-hdmi-switching-on-raspberry-pi-and-noobsIf you are running NOOBS on your Raspberry Pi, connected with a TV or AVR via HDMI, it's likely that your Pi will have your AV equipment switch to it as it's booting.Mon, 17 Aug 2015 00:04:56 GMThttps://blog.alexnjose.com/configuring-a-positivessl-certificate-with-studhttps://blog.alexnjose.com/configuring-a-positivessl-certificate-with-studThis article will help to configure a PositiveSSL certificate with a stud installation (Scalable TLS Unwrapping Daemon).Sun, 15 Sep 2013 19:00:00 GMThttps://blog.alexnjose.com/installing-and-configuring-stud-to-serve-ssl-requestshttps://blog.alexnjose.com/installing-and-configuring-stud-to-serve-ssl-requestsStud is a network proxy that terminates TLS/SSL connections and forwards the unencrypted traffic to a web server of your choice.Tue, 03 Sep 2013 19:00:00 GMT