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February 18

Quick mobile app coding test

Two features in a blank app with header & footer with following two buttons for a quick mobile app coding test:  1. embed webview in your app 2. create location items display in mobile app with map For #1, as simple as creating a button, "go to webview", in your app, click to open a web page url in a webview. url:  For #2, call API with current...

February 12

MySQL - use LIMIT on select and still getting total rows found

Use SQL_CALC_FOUND_ROWS in your SELECT query and then run SELECT FOUND_ROWS() after that: SELECT SQL_CALC_FOUND_ROWS field_name,filed_name2 FROM tables WHERE CLAUSE LIMIT X; SELECT FOUND_ROWS() ; ...

August 24

Flutter Layout Cheat Sheet

view for detail: https://medium.com/flutter-community/flutter-layout-cheat-sheet-5363348d037e  ...

July 31

Flutter - main

import 'package:flutter/material.dart'; //3rd party import 'package:findiss/Helper/Constants.dart'; import 'package:findiss/pages/home.dart'; void main() { return runApp(MyApp()); } class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return new MaterialApp( title: Constants.APPTITLE, theme: new ThemeData( primaryColor: Colors.pink ), ...

July 22

Updating App To AppStore

Step 1: Select on the app you want to update and click on 'VERSION OR PLATFORM' Step 2: A pop-up will appear enter the version of the updated app you want to submit (Optional: version must match the version you put it the xCode) Step 3: Enter an information on what's new on this version and click 'save' Step 4: Choose a build then click 'save'. (new...

July 13

Flutter notes

1. setup coding env. for Andriod & iOS Anrioid download Android stuidio and install it: https://developer.android.com/studio  and download for Flutter for Mac: https://flutter.dev/docs/get-started/install/macos   (tip: you might want to use https://code.visualstudio.com/docs/?dv=osx for IDE) iOS note: you might have to run to get your code for xocde: $  sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer $ sudo xcodebuild -license Set up the iOS simulator $ open -a Simulator Ensure that homebrew is up to date: brew update brew install --HEAD usbmuxd brew link...

May 28

Tips for linux/ubuntu 'du' for hidden files

du -sch .[!.]* * |sort -h ...

May 13

Use /etc/hosts to direct wildcard domain name

You need to set up a DNS server. (install dnsmasq (is light) or bind (is rather heavy)). To install... Ubuntu OS: sudo apt-get install dnsmasq In /etc/NetworkManager/dnsmasq.d/dnsmasq-localhost.conf and address=/localhost.com/127.0.0.1 restart sudo /etc/init.d/dnsmasq restart with Mac OS: Install dnsmasq brew update # Always update Homebrew and the formulae first brew install dnsmasq sudo brew services start dnsmasq sudo brew services start dnsmasq Configure dnsmasq Its default configuration file is located at /usr/local/etc/dnsmasq.conf and contains examples of...

May 5

Fast and easy way to create free logo online in minutes

1. Use https://logojoy.com to create your ideal logo (you don't need to buy it from them). 2. get your SVG code and paste into any html page. 3. use SVG to PNG tool online with https://ezgif.com/svg-to-png by copying your SVG code url into the SVG to PNG tool online to download your PNG file. All free, and you will have your free logo in minutes if you...

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