Post Tag: JavaScript

dew on the grass
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How to validate HTML form in two-step?

Last week I wrote about building HTML form, but even the most important thing is to know how to validate data before you send it to the server. Probably you won’t storage data from your clients with have no value. So how you can use the HTML Form attribute and

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How to use data from HTML form in JavaScript

Have you ever have some problems with data transferring between HTML form and JavaScript? I had, and I had learn something new. You probably know, that one of the most popular interaction between visitors and webpage based on HTML form. The Customer put some data to HTML form and then

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University of Wrocław on the Odra river.
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How tricky Javascript can be?

This week showed me, how tricky JavaScript can be, especially when you need to do something for your client. Here how it goes: the client wants some functions and you think it simple, no problem I can do this. But after meeting, when you sit down in front of your

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River near forest at autumn.
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The most popular JavaScript debug tool

If you ask JavaScript developers, which debugs tool they used most, they probably will answer you that consol.log is this tool. I’m not sure why is that. Using console.log it merely’s that’s some kind of standard but there is an easier way to check what’s going on in your code.

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Widok na Wrocław z PAFAWAG.
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Useful extensions to VS Code

This week I completed a Java Script course just to find out how extensive the language is and how many possibilities it has. I’m not surprised that it is gaining popularity recently. However, In this post, I would like to, focus on useful extensions to VS Code.

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Widok na Muzeum Współczesne we Wrocławiu z pobliskiego skweru.
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No more console.log

How much console.log can be written here and there? At the beginning, I didn’t mind checking the status of the application with this command added here and there to the code, but I’m starting to write more complex applications and decided to look for some alternatives.

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Strumyk górski na skraju lasu.
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JavaScript ES6

Back to learning ES6 JavaScript. So far, I have learned to write code in the ES5 version. I know that this is an old version of the code and I know that no one uses it now, because ES6 introduced a lot of nice ease in writing code, but you

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kaczka na drodze dla rowerów.
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A web developer in a regular week

What a web developer do, when nobody watching? I polished the Frontend Quiz application and launching it, then playing with the server in a virtual machine. It wasn’t a week devoted to improving skills, but rather to reminding the skills already acquired. Clearing the bugs caught by Eslint and the

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Górski szlak, a w tle szczyt w chmurach
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Continuous improvement, it is worth my time?

There comes a moment in the life of every web developer when we ask ourself Is it good to continuously improve this application? We learn new knowledge and it turns out that a project can be written better. Continuous improvement it’s something natural in the IT world. But it’s also

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Widok na kościół Najświętszej Marii Panny we Wrocławiu.
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How good you know JavaScript?

“So you think you know JavaScript” is the title of one of the JavaScript bibles available on the Internet and I think I know where the idea for the title of the book came from. This week I was working on my first major JavaScript application and I understood one

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