Download OCA Java SE 7 Programmer I Certification Guide: Prepare for by Mala Gupta PDF

By Mala Gupta

Summary

This e-book is a entire consultant to the 1Z0-803 examination. You'll discover quite a lot of vital Java subject matters as you systematically how to go the certification examination. each one bankruptcy begins with a listing of the examination goals coated in that bankruptcy. You'll locate pattern questions and workouts designed to augment key ideas and to organize you for what you'll see within the genuine examination, in addition to quite a few assistance, notes, and visible aids in the course of the book.
About This Book
To earn the OCA Java SE 7 Programmer Certification, you must comprehend your Java inside and outside, and to go the examination it's solid to appreciate the try itself. This ebook cracks open the questions, workouts, and expectancies you'll face at the OCA examination so you'll be prepared and assured on try out day.

OCA Java SE 7 Programmer I Certification Guide is a entire consultant to the 1Z0-803 examination. You'll discover very important Java issues as you systematically examine what's required. each one bankruptcy begins with an inventory of examination ambitions, through pattern questions and routines designed to augment key strategies. It offers a number of how one can digest vital suggestions and ideas, together with analogies, diagrams, flowcharts, and many well-commented code.

Written for builders with a operating wisdom of Java who are looking to earn the OCA Java SE 7 Programmer I Certification.

Purchase of the print publication incorporates a loose publication in PDF, Kindle, and ePub codecs from Manning Publications.

What's Inside
• Covers all examination topics
• Hands-on coding exercises
• the right way to stay away from integrated traps and pitfalls
About the Author
Mala Gupta has been education programmers to go Java certification assessments on the grounds that 2006. She holds OCA Java SE7 Programmer I, SCWCD, and SCJP certifications.

Table of Contents
<ol>• Introduction
• Java basics

• operating with Java info types

• tools and encapsulation

• String, StringBuilder, Arrays, and ArrayList

• stream control

• operating with inheritance

• Exception handling

• complete mock exam
</ol>

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Extra resources for OCA Java SE 7 Programmer I Certification Guide: Prepare for the 1ZO-803 exam

Example text

If we subtract 60 minutes * 60 seconds, we’ll get the value as of one hour ago. currentTimeMillis()/1000 - (60 * 60); We then place that value in an array of strings that we can use as the arguments for the WHERE clause. String[] whereValues = {""+oneHourAgo}; Then we choose the columns we want returned. DATE_ADDED }; And finally we perform the query. , which will get substituted with the value in the next parameter. , there must be multiple values in the array passed in. The ORDER BY clause used here specifies that the data returned will be ordered by the date added in ascending order.

Finally we looked at how we can associate certain metadata with images with a standard called EXIF, which is transportable and used in a variety of devices and software applications. This should give us a great starting point for exploring what more we can do with media on Android. I am looking forward to it! 23 Chapter 2 Building Custom Camera Applications In the last chapter, we looked at how we can leverage Android’s built-in Camera application to provide a ready-made photo capture component in any other application.

DATA. This is just to illustrate that they are the same. Media. DISPLAY_NAME); After we run the query and have a resulting Cursor object, we call moveToFirst on it to make sure that it contains results. setImageBitmap(bmp); } We then specify a new OnClickListener for imageButton, which calls the moveToNext method on the Cursor object. This iterates through the result set, pulling up and displaying each image that was returned. setImageBitmap(bmp); } } } ); } 19 20 CHAPTER 1: Introduction to Android Imaging Here is a method called getBitmap, which encapsulates the image scaling and loading that we need to do in order to display these images without running into memory problems as discussed earlier in the chapter.

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