Ethereum Tutorials - Herong's Tutorial Examples
This book is a collection of tutorial examples on Ethereum and blockchain. Topics include include: What is Ethereum; What is blockchain; Ethereum market value; What is Go Ethereum (Geth); Running a private Ethereum network with Geth; What is Ethereum Mist wallet; What is MetaMask wallet; Ethereum mi... 2022-07-10, 3454👍, 4💬
"adb install" and "adb uninstall" Commands
This section describes 'adb install' and 'adb uninstall' commands that allows you to install an application APK package and uninstall it on the connected emulator or device. 2019-02-12, 7084👍, 4💬
Using "adb logcat" Command for Debugging
This chapter provides tutorial notes on the 'adb logcat' command. Topics include using 'adb logcat' command options and arguments; viewing log buffers: main, events, and radio; creating rotated log files; control log format as 'brief' or 'long'; filtering out log entries by priority and process tag;... 2020-12-14, 6848👍, 3💬
META-INF Files - Digests, Signature and Certificate
This section describes META-INF files in an .apk package file: MANIFEST.MF - manifest file, CERT.SF - signature file and CERT.RSA - the real signature file with certificate. 2015-09-04, 6386👍, 2💬
Installing LG USB Device Driver on Windows
This section provides a tutorial example on how to install the LG USB device driver for LG-P925g Android phone on Windows system. This is needed to test your Android application developed on Windows on LG phones via a USB connection. 2016-03-24, 5920👍, 7💬
"adb logcat" Command Options and Log Buffers
This section describes the 'adb logcat' command options to dump and manage log buffers: main, events, and radio. An example is given to dump logs into a set of rotated log files. 2017-07-11, 5761👍, 2💬
"adb logcat -v" Command - Log Format Control
This section describes how to use the 'adb logcat -v' command option to control the format of log entries. 'adb logcat -v long' dumps all data elements of each log entry. 2016-08-02, 5671👍, 2💬
Android Tutorials - Herong's Tutorial Examples
his book is a collection of notes and sample codes written by the author while he was learning Android system. Topics include Installing of Android SDK R24 on Windows, Creating and running Android emulators, Developing First Android Application - HelloAndroid, Creating Android Project with 'android'... 2022-05-06, 5165👍, 4💬
Installing JDK 1.8 on Windows System
This chapter provides tutorial notes on installing JDK (Java Development Kit) on Windows systems. Topics include downloading and installing Java SE Development Kit 8u45; compiling and executing Java programs; setting up JAVA_HOME environment variable. 2022-04-15, 5046👍, 7💬
Missing Emulator Engine Program for 'arm' CPUS
This section provides a tutorial example showing the error of 'Missing emulator engine program for arm CPUS' when starting an Android emulator. This is caused missing emulator-arm.exe file in tools folder caused by anti-virus auto delete virus infected files. 2022-04-14, 4967👍, 4💬
android.webkit.WebView - Web Browser Base Class
This section provides a tutorial example on how to create an Android project to build your own Web browser using the android.webkit.WebView class. The first version failed with 'Webpage not available' error. 2015-08-05, 3747👍, 2💬
Commands and Options Supported by "adb"
This section describes commands and options supported by the 'adb' tool. The 'adb help' command can give you details on how to use other 'adb' commands and options. 2017-08-05, 3513👍, 2💬
Installing Adobe Reader APK File
This section provides a tutorial example on how to install the Adobe Reader APK file to the Android emulator using the 'adb' tool provided in the SDK package. Adobe Reader runs ok on the emulator. But it failed to show PDF files in the /sdcard/Download folder. 2016-10-02, 3258👍, 1💬
What Is APK File Format?
This section describes the Android application package (APK) file, which is really a ZIP archive file that holds all binary codes, resources and other data required by the Android application. 2016-06-07, 2822👍, 1💬
Copy PDF File to Android Emulator's File System
This section provides a tutorial example on how to copy PDF files to the Android emulator's file system using the 'adb' tool provided in the SDK package. 2016-04-19, 2143👍, 2💬
saveWebArchive() Method - Saving Web Archive Files
This section provides a tutorial example on how to use the saveWebArchive() method to save Web page content in WebView to Web archive files in the application's files folder. 2017-11-05, 2103👍, 2💬
"adb -d install" Command Options
This section provides a tutorial example on how to use 'adb -d install' command options. '-r' is to reinstall an application without uninstall it. '-s' is to install an application on the SD Card instead of the internal memory. 2019-12-02, 1997👍, 2💬
"aapt" - Android Asset Packaging Tool
This section describes 'aapt', the Android Asset Packaging Tool, which can be used to list, add and remove files in an APK file, package resources, crunching PNG files, etc. 2015-11-16, 1913👍, 1💬
Samsung USB Driver for Mobile Phones
This section provides a tutorial example on how to download and install Samsung USB Driver for Mobile Phones, which is needed to run Samsung Galaxy Tab 3 mini tablet in debug mode. 2015-09-09, 1598👍, 1💬
Android Debug Bridge (adb) Tool
This chapter provides tutorial notes on the Android Debug Bridge (adb) tool. Topics include quick introduction of Android Debug Bridge (adb); using 'adb install/uninstall' commands to install applications; using 'adb shell' command to manage the device; using 'adb push/pull' commands to copy files. 2016-05-05, 1410👍, 1💬
Connect tablet to Computer using Bluetooth
This section provides a tutorial example on how to connect an Android tablet to a Windows computer using Bluetooth radio. Once connected, you can transfer files between the tablet and computer. 2016-01-16, 1390👍, 2💬
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This section describes 'geth --light' - Ethereum node in light mode