Eduardo Zepeda's latests posts
How to create a wallpaper changer using Python in Gnome?
- python
In this post we are going to create an automatic, random and minimalistic wallpaper changer for GNU/Linux using Python. With no extra functions, super lightweight and totally homemade, its only function will be to randomly select an image and set it as wallpaper. I will explain t...
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Cron and Crontab schedules recurring tasks
- linux and devops
Many times we want to run a script or a command every so often, for example when we want to perform periodic backups of a database, send your subscribers a reminder email, or perhaps delete cache files every so often. Cron, in conjunction with Crontab allows you to run a task eve...
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You are misusing console.log in javascript
- javascript
I bet you have ever used console.log() to debug errors when programming in javascript. But you may not know that console has other useful methods besides log(). In this post I am going to place some of the most useful methods that I have found on the web. In this entry I am going...
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Destructuring with default values in Javascript
- javascript
In the previous post I briefly discussed the topic of destructuring with nested objects in javascript . In this post I am going to talk a bit about how we can specify default values when destructuring an object in javascript.
To do this we will create a fairly simple object:&...
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Destructuring nested objects in Javascript
- javascript
In the previous posts I briefly explained how to perform a destructuring of objects in Javascript , but in most cases we will not be lucky enough to work with flat objects, but we will find nested objects with several levels of depth. Will we have to settle for forgetting about t...
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Destructuring lists in JavaScript
- javascript
In the previous post I explained a bit about the topic of object destructuring in javascript . In addition to object destructuring, JavaScript also allows you to destructure lists. In this post I will talk about list destructuring in JavaScript.
Let’s imagine that we ha...
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Destructuring variables in javascript
- javascript
For those like me, whose first language was not fortunate (or unfortunate) enough to be javascript, destructuring can take on esoteric overtones. In this post I will try to explain in a simple way the destructuring of objects in javascript. Destructuring is a process that, contra...
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The best book for learning modern JavaScript
- javascript
- opinions
There are many good books to learn Javascript however the book Eloquent Javascript really made me understand modern Javascript. If you plan to dedicate some hours to acquire knowledge of this language, don’t waste your time looking for more, you will hardly find a book that...
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The 4chan about technology and programming
- opinions
Many people who spend much of their day in contact with the Internet, whether for pleasure or for work, have eventually ended up on an image board, usually the most popular one among English speakers: 4chan.
4 chan has a technology section, called /g/, where there are usually...
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How to find a previously executed command in GNU Linux?
- linux and devops
Sometimes we execute commands that solve a specific task on our system. We may have done a file lookup using regular expressions or perhaps we accessed a server via ssh and no longer remember the IP address. Re-creating the regular expression from scratch can be very time consumi...
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