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Android is a mobile operating system based on a modified version of the Linux kernel and other open source software, designed primarily for touchscreen mobile devices such as smartphones and tablets.
While fetching the data from JSON , we might have null data for a particular Key value, at that time instead of implementing Null conditions, better make use of this optimized method optString(“<keyname>”) optString(“<KeyName>”) returns the empty string (“”) if...
Nowadays it is quite easy to reverse engineer and android application. An .apk file can be decompiled easily back to its original code by using some tools for example dex2jar, javadecompilers. A beginner level android developer...
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