Feb 07, 2020
Few weeks ago we looked at IPython, showcasing how the Python Shell with the additional features of IPython provides an incredible boost in productivity. In today’s post we will see how we can go a step further and provide quick scripting functionalities for testing or scripting.
Jan 31, 2020
Few weeks ago we looked at Prettier, an opinionated formatter for Javascript and Typescript. Formatter allows us to automate the tasks of making sure that the code written is well aligned, readable, and maintainable. As a side effect, it allows all developers to conform to the same formatting rules since it is automatically enforced. In today’s post, we will look at Black, the Python autoformatter.
Jan 24, 2020
A few weeks ago we looked into Alembic to perform database migrations. We looked into how to install it and the commands it provides to manage databases. In today’s post we will look at the main DDL operations we would use to manage databases.
Jan 17, 2020
Python comes with a debugger pdb which allows us to debug code right from the terminal. PUDB enhances the debugger by providing a nice GUI directly inside the terminal. In this post we will look into how we can install PUDB and how we can install PUDB and the commands it offers.
Jan 10, 2020
Coding exercises are hard, no matter what level of experience you have and which point of your career you are at, it is a very different skills to succeed coding exercises versus building real life application. Nonetheless some of them are quite interesting and highlight techniques that can vastly change the performance of a program. In today’s post we look at optimization techniques used in arrays on common problems.
Jan 03, 2020
During the installation of WSL, we are asked to create a user and a password for that user. Each sudo commands will require the password input. In this post we will see how we can reset that password.
Dec 27, 2019
When we have multiple pipelines in Jenkins, it becomes necessary to share code between them. For example, we might want to have a stage that we want to setup for a different environment therefore the only change needed would be its parameters. Today we will see how we can provide reusable functionalities in Jenkins pipeline across a single or multiple pipelines.
Dec 20, 2019
In today post we will explore one of the technique used in ASP NET Core libraries to share static content (like html pages) in the form of a library.
Dec 13, 2019
In programming languages supporting generic types, we sometimes come accross the terms Covariance and Contravariance. Those two terms describe how generic type paramters act and how they can be assigned. In today’s post, we will look at their definition together with examples.
Dec 06, 2019
SQLite comes built in with a command line tool allowing us to execute all sorts of database commands (DDL/DML) but also special dot commands allowing us to list the tables or check the schemas. Being low level by nature, it provides opportunities for application to be built on top of. LiteCLI is an example of a friendly CLI for SQLite. Today we will look at the feature that LiteCLI provides making it a great companion for your SQLite application.
Nov 29, 2019
One thing making developers life easier is automatic code formatters. Prettier is one of the most famous code formatter, for most part it does what you would expect it to do and most of the time it formats code in a better way you would yourself do. But on top of making your life easier by formatting your own code, it can be used to enforce a convention in term of code formatting accross your team. One of the language supported is Typescript as we will see today.
Nov 22, 2019
AWS EC2 security groups rules allow us to give access to EC2 instances on certain ports and certain IP addresses. While ports and address are easy to setup, the rules also support CIDR notation which provides a way to specify a rule for a range of addresses. Today we will see how CIDR notation works and how we can use it do define IP ranges.
Nov 15, 2019
Last week we looked into how we could install iTerm2 combined with Oh My Zsh to create the best possible terminal experience. Today we’ll have a look at the plugins that we can install to make our terminal even more powerful!
Nov 08, 2019
Few years ago I wrote a post about ConEmu, a better shell experience for Windows. I have been using it over the past four years while working on Windows. Recently I completely moved to Mac and on unix system we have better shell experience in general. Today we will see how we can setup iTerm2, with zsh and Oh My Zsh providing a way superior shell experience than ConEmu on Windows or even than the regular terminal.
Nov 01, 2019
Just like how Angular components, ngrx stores can also be separated into different modules. This has the benefits of reducing the complexity of a system by having dedicated modules with dedicated reducers, actions and effects. Today we will see how to define ngrx reducers, effects and actions for feature modules.
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