Free Chinese Calendar 2023 - Year of the Rabbit
Want to know when is the 2023 Chinese New Year day? Look for free Chinese calendars for 2023? Chinese New Year Date for Year 2023 The Rabbit 2023 January 22 Sunday Chinese New Year ⇒ Free Chinese Calendar 2024 - Year of the Dragon ⇐ Free Chinese Calendar 2022 - Year of the Tiger ⇑ Chinese New Yea... 2022-11-23, 107865👍, 2💬
EC (Elliptic Curve) Key Pair
This chapter provides tutorial notes on EC (Elliptic Curve) key pair. Topics include definition of EC private and public key pair; example of elliptic curve and subgroup used to generate good EC key pair; using OpenSSL command line tool to generate EC key pairs. 2022-10-01, 232👍, 0💬
MySQL Server TCP/IP Connection on CentOS
This section provides a tutorial example on how to use the TCP/IP Connection for client programs from any hosts to connect to the MySQL 8 Server on CentOS 8 systems. 2022-10-01, 232👍, 0💬
Installing Android PDF Viewer APK File
This section provides a tutorial example on how to install the Android PDF Viewer APK file to the Android emulator using the 'adb' tool provided in the SDK package. 2022-10-01, 231👍, 0💬
Examples of XSD 1.1 and XML Files with Errors
This section provides an example XML file associated with an example XSD 1.1 file. The XML file contains some errors intentionally for see how XML validation tools report them. 2022-10-01, 231👍, 0💬
String.length() Is Not Number of Characters
This section provides tutorial example on showing the difference between length() and codePointCount() methods. The difference between charAt(int index) and codePointAt(int index) is also demonstrated. 2022-10-01, 228👍, 0💬
Using Mozilla Firefox as an XML Browser
This section provides a tutorial example on how to use Mozilla Firefox as an XML file browser. Firefox displays all elements in an XML file in a tree structure. 2022-10-01, 228👍, 0💬
Running "adb" on USB Debugging Interface
This section provides a tutorial example on how to run 'adb' commands on Samsung Android mini tablet through the USB debugging interface. 'adb -d' is to run commands on the USB connected Android device. But if there is only 1 device, '-d' option is not needed. 2022-10-01, 226👍, 0💬
Converting java.util.Date to java.time.Instant
This section provides a tutorial example how to migrate Java code from the old java.util.Date class to the new java.time.Instant class. 2022-10-01, 225👍, 0💬
Overflow of Integer and Float Values
This section describes what an arithmetic overflow condition, how the PHP 5 engine handles integer and float value overflow, how to write a PHP code to detect overflow conditions. 2022-10-01, 225👍, 0💬
SELinux Security Context on /var/www/html
This section provides a tutorial example on how to change the SELinux security context type on sub directories inside /var/www/html to allow new files to be created by PHP scripts running on the Apache Web server on CentOS systems. 2022-10-01, 224👍, 0💬
Concurrent Mark-Sweep (CMS) Collector - "+XX:+UseConcMarkSweepGC"
This chapter provides tutorial notes and example codes on the Concurrent Mark-Sweep Collector specified by the '+XX:+UseConcMarkSweepGC' JVM option. Topics include introduction to Concurrent Mark-Sweep (CMS) Collector; CMS Collector log message format; demonstration of reduction of stop-the-world by... 2022-10-01, 218👍, 0💬
Manage MySQL Server 'mysqld' on CentOS
This section provides a tutorial example on how to start and stop MySQL server program 'mysqld' as a system service on CentOS 8 systems using the 'systemctl' command. 2022-10-01, 217👍, 0💬
MySQL Data Directory Initialization
Tutorial example on how to initialize the MySQL server data directory with the 'mysqld --initialize-insecure' command, which will create a root user without password. 2022-10-01, 215👍, 0💬
DOMValidator.java - Validating XML with DTD using DOM
This section provides a tutorial example on how to use DOM API provided in JDK 1.4 to write a Java program to validate an XML document against the specified DTD document type. 2022-10-01, 214👍, 0💬
Unicode Versions Supported in Java-History
This section provides a quick summary of different Unicode versions supported in Java history. A major change was introduced in J2SE 5 to support Unicode 4.0 which contains supplementary characters in the range of U+10000 to U+10FFFF. 2022-10-01, 213👍, 0💬
"RefillOrder" is an XML document based Web service for testing purpose only. High level information ...
When is the Chinese Qingming Festival? How is it celebrated? What are the traditions? The 1st day of...
This chapter provides tutorial notes and example codes on using certificates in Firefox 18. Topics i...
This section describes the MD5 algorithm - a 5-step process of padding of '1000...', appending messa...
Yang Chun Bai Xue (阳春白雪) - White Snow in Early Spring, lute music (琵琶曲), was composed by Shi Kuan...