I am a software engineer specialising in Blockchain, DevOps and Go/JavaScript. This is my personal blog where I write about things that I learn and feel interesting to share.
Streaming File Uploads to Storage Server with Node.js
In this tutorial I will show how to stream a file uploaded by user to a file storage server(such as Amazon S3 or any other custom server) without storing file in a temporary directory. The advantage of this is that in case there is a lot of parallel uploads of large files then it prevents […]
Generate Unique Number in JavaScript
Here is the code that can generate a unique number in JavaScript. function uniqueNumber() { var date = Date.now(); if (date <= uniqueNumber.previous) { date = ++uniqueNumber.previous; } else { uniqueNumber.previous = date; } return […]
JSON.parse() throws “unexpected token” error for valid JSON
Although your JSON string is valid JSON.parse is likely to throw error. This is because JSON.parse cannot parse some special characters that are \n, \t, \r and \f. You need to escape these special characters for before passing JSON string to JSON.parse function. Here is a function that takes a JSON string and escapes the […]
Best Photo Straightening Online Tool
Fotor Photo Straighten is an online tool which lets you straighten a photo very easily. It provides a really awesome UI control to let you manually straighten a photo. Here is how a bended photo looks: Here is how it’s straightened using this tool:
Integrating Local Notifications in Intel XDK
This post is a part 52 of Intel XDK Complete Tutorial post series. I have written a tutorial for SitePoint on how to integrate Local notifications in a Cordova App built using Cordova CLI. The same instructions also applies for Cordova Apps built using Intel XDK except that you need to install the Local notification […]
WordPress Default Comment Form CSS Classes
WordPress comes with some built-in comments system. While developing a WordPress theme you need to style the individual comments and comment form to display them appropriately. Here is the list of CSS classes to style the comments: /*Individual Comments*/ .commentlist .reply {} .commentlist .reply a {} .commentlist .alt {} .commentlist .odd {} .commentlist .even {} […]
WordPress Default Widgets CSS Classes
WordPress comes with some built in widgets such as recent comments, calendar, tags, categories etc. While developing a WordPress theme you need to style the default widgets too. Here is the list of CSS classes to style the built in widgets .widget {} #searchform {} .widget_search {} .screen-reader-text {} .widget_meta {} .widget_meta ul {} .widget_meta […]
Twitter Login in Intel XDK APP using ngCordovaOauth
This post is a part 51 of Intel XDK Complete Tutorial post series. Twitter Login is a form of single sign-on using existing login information from Twitter by creating a new login account if doesn’t already exist specifically for that website. It is designed to simplify logins for end users. In this tutorial I will […]
WordPress Visual Editor Generated Classes
The visual editor is the most used component of the WordPress. There are some classes added by WordPress to the visual editor elements to style them. As a theme developer its your responsibility to make sure you have added proper CSS attributes to these classes. Here is the list of classes WordPress automatically adds to […]
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