Getting invalid number error when calling a method of a contract which take uint256 argument. Example:myContract.methods.transfer(accounts[1], 1e16).send({ from: accounts[0] }) When sending value 1e16 it throw errorweb3 invalid number value (arg=”_value”, coderType=”uint256″, value=10000000000000000) When sending value 10000000000000000 throw same error When sending value 1e16 as hex it work okay. No error. When sending value 1e15 …
Use Mapbox in Angular
https://wykks.github.io/ngx-mapbox-gl/ This is so cool map box example in angular.
Lazy Loading for iFrame
When we work on the speed optimization of website, it’s important to figure out the iFrame loading issue as it require lots of requests and loading time. In order to fix it, we can apply the lazy loading effect to the iFrame. There are few helpers to implement the lazy loading for iFrame, but the …
Json converting service online.
https://codebeautify.org the service will change complex json data format to beautiful format.
Atlassian Enterprise Solution – Custom server installation
Atlassian tools are great, not only for software project management, source code management, but also as for business management tool and documentary solution. For enterprise use cases, Atlassian provides custom server installation. Please check https://atlassian.com/downloads
Creating a hole in a Div element
Box shadow support almost all modern browsers, so, you can do what you want (I hope, I understood you right) this way: html: css: So, the block will be transparent, and all around it will be hightlighted with its shadow. Example: http://codepen.io/anon/pen/ultKh
React Pan & Zoom
A simple pan and zoom for canvas like elements in react. Normally zoom libraries zoom in/out only images but this library can zoom in/out any html element. https://github.com/ajainarayanan/react-pan-zoom
JSON Formatter Chrome Extension
Makes JSON easy to read. Open source chrome extension. FEATURES• JSON & JSONP• Syntax highlighting• Collapsible trees, with indent guides• Clickable URLs• Toggle between raw and parsed JSON• Works on any valid JSON page – URL doesn’t matter• Works on local files too (if you enable this in chrome://extensions)• You can inspect the JSON by …
React Tree component.
http://react-component.github.io/tree/examples/draggable.html we can implement online tree functionality simply.For example: all of IDE has file tree structure. We can implement it by the react component online.









