07 Vaadin Screens






Comentarios

Publicar un comentario

Entradas populares de este blog

14 Typescript (2) with jquery, bootstrap and other module stuff

Imagen
1. Introduction Modules are rather tedious and difficult to be understood. There are many module types (Commonjs, AMD, UMD, System) as Jurgen Van Moere explains.  Node, however, works well with Commonjs modules but cannot integrate well with other modules (AMD, System..) Webpack comes to the rescue, but it is a bit difficult to use. With the help of some sites like Neoguias  and  Swashbuckling  this task is much more easier. Our schedule is: Create the basics Create a simple web page with html and javascript Creating a simple module Importing and using a simple node module (is-what) and @types Importing and using jquery 1. The basics. Installation Open VS Code and execute these commands in the terminal window # create the project folder mkdir webpack-jq cd webpack-jq # create the package.json and ask for project basic info npm init -y # install webpack and cli (opt -D is equivalent to --save-dev ) npm i -D webpack webpack-cli # create the folder src (source...
Leer más

10. Some Javascript & JQuery concepts

1. Serializing  const myObj = { fld01 : 1 , fld02 : 2 , fld03 : "\"hello\"" } ; //1. Serialize to json // returns { "fld01" : 1 , "fld02" : 2 , "fld03" : "\"hello\"" } var myJsonSerialize = JSON. stringify (myObj); //2. Serialize to URL ->equivalent to $("form").serialize) // returns fld01=1&fld02=2&fld03=%22hello%22 var myURLSerialize = $. param ( myObj ); //3. Serializing a form to pass ass a URL // returs something like FirstName=Mickey&LastName=Mouse $( "form" ). serialize (); //4. Get the form as an object var formData = new FormData ($( 'form' )[ 0 ]); //5. Convert the formdata to json var data = JSON. stringify ( Object . fromEntries (formData)); 2. JQuery click events conflict It is recommended not to use click and dbclick at the same time with jquery (and jsgrid ). If you use alert or console.log  in "click" event th...
Leer más

15 Typescript (3) json ..

 Credits Makigas Ariel Bautista Academind Peter Lehnhhardt  (Stack Overflow) Jurgen Van Moere-Understanding Modules Neoguias-webapck   Swashbuckling with Code  (webpack & ts) npm install lite-server --save-dev package.json -> "scripts":[ .... "start":"lite-server" Find index.html    in tsconfig,json "resolveJsonModule" : true , json data (menu.json) [ { "key" : "hola" , "translation" : [ "hola" , "hola" , "hello" , "Hallo" ]}, { "key" : "now" , "translation" : [ "ahora" , "ara" , "now" , "alssecspiken" ]} ] a module for reading json (index.ts) import menu from "../data-i18n/i18n-menu.json" import field from "../data-i18n/i18n-field.json" console . log ( menu [ 0 ]. key ); console . log ( menu [ 0 ]. translation [ 0 ]); console . log ( menu [ 1 ]. key ); consol...
Leer más