I’ve dabbled with Flask apps last year, but only for awhile, and only for personal projects. I have always been resistant when it comes to using Python 3, instead of Python 2. This is because many packages were written in Python 2, and had limited support in Python 3. It seems like it’s not the… Read More Flask Apps with Python 3
I am using vsftpd on CentOS 7. It is a secure and fast FTP server for Unix-like systems. FTP without SSL sends data in plaintext, so packet sniffers might be able to steal information like your username and password when you log in. It’s recommended that SSL is setup for FTP. Installing vsftpd First, enter… Read More Setting up FTP SSL
Once you’ve set up your RabbitMQ Server, you may enable the plugin for RabbitMQ Management to track what’s going on in your RabbitMQ Server: rabbitmq-plugins enable rabbitmq_management Afterwards, add an admin user (luvelle is the username, luvellePassword is the corresponding password): rabbitmqctl add_user luvelle luvellePassword rabbitmqctl set_user_tags luvelle administrator Set permissions for luvelle in vhost… Read More RabbitMQ Part 2: Setup RabbitMQ Management
RabbitMQ uses the AMQP protocol, and can be used for messaging apps. It’s very easy to use once you get the hang of it, and best of all, it’s open source! I am going to break up the entire RabbitMQ experience up into several parts, including how to use it in Android and iOS applications.… Read More RabbitMQ Part 1: Setup RabbitMQ Server
My VPS resides in LA, so it is on Pacific Timezone (UTC -08:00). I want it to be on the same timezone as my current location, i.e. Singapore (UTC +08:00), since I am operating mainly in this area. Run date in your terminal, and you will see the current time of your machine. If it… Read More Unix: Changing Timezone on Your Machine
In this post, I changed the default port to SSH into my server, which means that I won’t be able to run the rsync command to synchronise my folders between my local computer and my server the usual way. To take into account the new port number, add –rsh=’ssh -p 64000′ option into your rsync… Read More Rsync to Sync Folders
When I first obtained my VPS, I knew I had to secure it. I am going to provide you some basic steps to boost the security of your server. Root Login First, login as root user (there’s no other way, really) to your server: ssh root@your-ip-address Change Default Password Once you’re in, change your default… Read More CentOS 7: Secure Your VPS
What if you have a program that you’d like to run in the background remotely after you’ve exited from your terminal/shell prompt? Use the nohup command! Run: nohup some-command & Maybe you have a python script called server_receive.py, you should run nohup python server_receive.py &. The “&” symbol is required so that the process will… Read More Unix: Get Your Program Running in the Background
I have finally upgraded my Android Studio to its official version 1.0+ on my Macbook (I am using the Mavericks OS)! But there came a huuuge problem when I tried to open it from my Applications folder; Android Studio was unable to find my JVM. Under this reference from Android Tools Project Site, the recommended… Read More Android Studio Was Unable to Find JVM