Android SQLite Integration

UPDATE: See Complete Application Example Here

Part 1: Android SQLite: Integration.

Next Part 2: How to Insert New Row in SQLite Database

Android SQLite is the best way to save data locally in the device itself. SQLite acts as a local database for applications saving data in tradition columns rows architecture. It is suited where data is structured and repeating, for example, user data information. Here we will discuss the implementation of SQLite form beginning using API’s of android.database.sqlite package.

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How to Add Back Arrow in Android Activity

Here is a simple method to add a back arrow to other Activity to come back to MainActivity. To enter a new activity we create an Intent then start a new Activity using that intent instance using the startActivity method.

After we enter the new activity we add a listener on action bar instance to finish other activity to come back to MainActivity.

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jQuery & PHP Convert Date time to Facebook Style TimeAgo

Whenever a user sees a date or time, he/she start doing comparisons between current time and given time. So it takes some more brain resources to do time difference calculations. Facebook knows about this lazy human behavior, that’s why it always shows date time in the following format

less than a minute ago
17 minutes ago
1 Year ago

Instead of

30 May 2018 15:35:47
30 May 2018 15:18:33
23 May 2017 09:28:23

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Change Version Number of App in Android Studio v 3.1

Following method is to change the version number of application in Android Studio V 3.1 using settings. There are two methods we can follow, let’s have a look at both:

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Lenovo – Enable VT-x in BIOS

Most probably you may have encountered VT-x disabled issue during Android Emulator Installation. VT-x is Virtualization Technology which allows PC platforms to run multiple applications and operating systems simultaneously blah blah…

This procedure is for Lenovo for other It may be a similar process.

Let’s enable it

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Check Hardware Details of CPU using Small Utility

Going to share a very helpful PC application to check your hardware configuration deeply. Without opening your CPU as I did :/ .I wanted to know DDR version of RAM installed. Download this free and small utility to check basic to advanced hardware details like

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jQuery UI Datepicker AngularJS Directive using Min Max Options

In an Angularjs project, if you are trying to add a datepicker having all features like MinDate MaxDate etc, you will hardly find any module which is performance efficient, bug-free and is requirement friendly like jQuery UI datepicker.

So, If you are looking to use jQuery Datepicker as a directive in your AngularJS project, then believe me at present it will be a great option available which is fast, healthy and powerpack with huge options.

here I am going to share with you datepicker directive with basic options only like MinDate, MaxDate and default date, But as per requirement you can follow the same procedure to add more option in the directive.

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RESOLVED! Shared Preference Context Error

During android development, especially for a beginner like me the creepiest thing which I felt was Handling Contexts. Shared preferences is really a cool thing if we want to save some handy information by the user on a device even if an app is killed. BUT context exceptions are everywhere.

So here we will not go deep into context understanding or preferences documentations. We will only discuss the best approach to use Shared Preference in application from anywhere inside your app. Using this method you can SET or GET preference literally from anywhere

– Mainactivity
– Non-Mainactivity
– Services
– Broadcasts

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Get Backup of Stored Procedures in Namecheap MySQL Database

Namecheap MySQL doesn’t allow to see or edit stored procedures if they are written using some tool like Workbench. So In case you want to take backup or edit SP’s, you will only have one choice bang your head with customer care and give them technical knowledge about ‘What is stored procedure’ after spending 1 Hour they will understand after sharing screenshots to end with database backup.

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Make Quick HTTP Calls from Android Using Volley

In general practice an Android developer use “HttpURLConnection” to use web services and do ant data communication over the internet. Its bit confusing as it gives an error to handle threads and Async tasks. So it makes the process too long cumbersome.

For quickly using data communication I prefer Volley library of android. Let’s learn more about it.

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