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What Is MetaMask
This section describes what is MetaMask - a browser based Ethereum light wallet.
2022-10-01, ∼436🔥, 0💬

Installing CentOS
This chapter provides tutorial examples on installing CentOS Linux system. Topics include downloading CentOS ISO image file; copying image file with 'dd' command to create bootable USB drive; installing CentOS from bootable USB drive.
2022-10-01, ∼436🔥, 0💬

Move /home Directory to New Partition
This section provides a tutorial example on how to move /home directory to a new partition when it runs out of space. A better solution is to extend its file system.
2022-10-01, ∼436🔥, 0💬

Saving UTF-8 Text Files
This section provides a tutorial example to prove that Excel can not save a UTF-8 text file. Its Save As Type only supports the Unicode Text (*.txt) encoding.
2022-10-01, ∼435🔥, 0💬

Importing a Root CA Certificate from a File
This section provides a tutorial example on how to import a root CA certificate from a certificate file into a certificate store using the certificates console on a Windows system.
2022-10-01, ∼435🔥, 0💬

Primitive Data Types and Literals
This chapter provides tutorial notes and example codes on primitive data types and literals. Topics include 8 primitive data types; storage size of each data type; format rules on source code literals for each data type; example Java programs on primitive types.
2022-10-01, ∼435🔥, 0💬

Archived: Upgrade JDK 1.3 to JDK 1.4 on Tomcat 4.1
This section provides a tutorial example on how to upgrade JDK 1.3.1 to JDK 1.4.1 for Tomcat 4.1.18 server on Windows systems.
2022-10-01, ∼435🔥, 0💬

Garbage Collection Demo Program
This section provides a tutorial example on watch how the garbage collection process works on HotSpot and other JVMs.
2022-10-01, ∼435🔥, 0💬

keytool - Public Key Certificate Tool
This chapter provides notes and tutorials on the public key certificate management tool, 'keytool'. Topics include introduction of certificates and 'keystore' files, list of 'keytool' commands, generating private and public key pair, importing and exporting certificates.
2022-10-01, ∼434🔥, 0💬

"ifconfig" - Trace Routes to Remote Host
This section provides a tutorial example on how to use 'ifconfig' command to view and manage network interface configurations.
2022-10-01, ∼434🔥, 0💬

Install and Manage PHP Modules on CentOS
This section provides a tutorial example on how to search and install additional PHP modules on CentOS 8 systems using 'dnf/yum' as the package manager.
2022-10-01, ∼434🔥, 0💬

Using "this" Keyword to Represent Current Object
This section provides a quick description of the 'this' keyword, which represents the current object in object method. A tutorial example is provided on how to access properties and methods of the current object.
2022-10-01, ∼433🔥, 0💬

"jdeps -verbose" - Class Level Dependencies of Class File
This section provides a tutorial example on how to use 'jdeps -verbose' command to show class level dependencies of a given Java class file.
2022-10-01, ∼433🔥, 0💬

XPath (XML Path) Language
This chapter provides tutorial notes and example codes on XPath (XML Path). Topics include introduction of XPath (XML Path); datatypes: Boolean, number, string and node set; evaluation context; expression and location path; using XPath in XSLT.
2022-10-01, ∼433🔥, 0💬

Default Values for Annotation Elements
This section provides a tutorial example on how to declare default values for annotation elements and how to use default values in annotation invocation statements.
2022-10-01, ∼433🔥, 0💬

Creating REST Project without WADL
This section provides a tutorial example on how to create a REST project to test REST Web service that has no WADL document.
2022-10-01, ∼433🔥, 0💬

1977 - The Bourne Shell Developed by Stephen Bourne
This chapter provides some history of Bourne Shell developed by Stephen Bourne in 1977 for Unix systems.
2022-10-01, ∼433🔥, 0💬

Crypt::CBC Encryption with Crypt::Blowfish Objects
A tutorial Perl example is provided to show how to use Crypt::CBC to perform encryption with a predefined Crypt::Blowfish a give IV value, which allows you to specify secret keys in the range of 8 bytes (64 bits) and 56 bytes (448 bits).
2022-10-01, ∼433🔥, 0💬

"dd" - Copy Data from/to Storage Devices
This section provides a tutorial example on how to copy continuous blocks of data bytes from or to storage devices using the 'dd' command. File system structures can be bypassed.
2022-10-01, ∼433🔥, 0💬

SQL Server BLOB (Binary Large Object) - BLOB
This chapter provides tutorial notes on BLOB (Binary Large Object) data types, BLOB, with SQL Server JDBC Driver. Topics include creating tables to store BLOB values in SQL Server server; inserting BLOB values with direct SQL INSERT statements, or PreparedStatement with setBytes(), setBinaryStream()...
2022-10-01, ∼433🔥, 0💬

Saving Files in "Unicode (Big-Endian)" Option
This section provides a tutorial example on how to save text files with Word by selecting the 'Unicode (Big-Endian)' encoding option on the file conversion dialog box.
2022-10-01, ∼432🔥, 0💬

Getting Personal Certificate Signed by CAcert.org
This section provides a tutorial example on how to submit a CSR (Certificate Signing Request) to CAcert.org to get a free personal certificate for an email address.
2022-10-01, ∼432🔥, 0💬

jrunscript - Script Code Shell
This chapter provides tutorial notes on 'jrunscript' tool. Topics include introduction of jrunscript; running JavaScript code interactively or in batch mode.
2022-10-01, ∼432🔥, 0💬

Converting XML in Pretty Print Format
This section provides a tutorial example on how to convert XML documents into pretty print format using XML Notepad 2007.
2022-10-01, ∼432🔥, 0💬

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