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Cheat Sheets

A cheat sheet is a quick look-up reference chart or set of simple, brief instructions for accomplishing a specific task. Can't find the cheat sheet you're looking for? Let us know!

  • IP subnetting: How to calculate subnet masks

    Check out IP subnetting shortcuts on how to do subnet mask calculations and break down IP address classes to route traffic within your network.

  • SDN/NFV end-games, paths forward remain in flux

    In this week's blogs round-up, an analyst predicts that SDN/NFV will see decisive changes in 2016, while a blogger says open source SDN projects are gaining steam.

  • Fast Guide: Enterprise risk

    An enterprise risk is any potential event that could threaten an organization's ability to achieve its financial goals; long term, a risk can be a threat to sustainability. In a business context, risks are broadly categorized as either internal or external, or whether or not they are controllable by the organization. See our guide to types of enterprise risk.

  • Guide to iOS 7, OS X Mavericks and new Apple devices

    Apple devices and OSes are consumer favorites, but they also come with management tools and application features that IT can take advantage of.

  • XHTML Cheatsheet

    Cheat sheet quick look-up for XHTML.

  • Cheat sheet: Talking to clients about cloud computing security risks

    Customers are jumpy about cloud computing security risks, and cloud providers must be ready for their questions with bulletproof answers. Here are questions you can expect.

  • Cheat Sheets and Quick Reference Guides

    A handy collection of thing you may need to look up frequently.

  • XSS cheat sheet: How to prevent XSS attacks and detect exploits

    Cross-site scripting (XSS) attacks are constantly top-of-mind for enterprise security professionals, and for good reason: They can do a great deal of damage. In this XSS cheat sheet guide, security professionals will receive advice on how to prevent XSS attacks and detect exploits.

  • AS/400 Cheat Sheets

    A collection of AS/400 cheat sheets with information about AS/400 and iSeries topics.

  • Delphi Cheat Sheets

    We've gathered cheat sheets for fast reference to information about Delphi. You'll find information about variables, array types, execution and flow control and more. Need more background information before you get started? See our definitions for Delphi, object-oriented programming (OOP) and Web services.

  • ColdFusion Cheat Sheets

    We've gathered cheat sheets for fast reference to ColdFusion-related information. You'll find information about statements, functions, comments and more. Need more background information before you get started? See our definitions for ColdFusion, integrated development environment (IDE) and ColdFusion Markup Language (CFML).

  • C, C# and C++ Cheat Sheets

    We've gathered cheat sheets for fast reference to C-related information. You'll find information about C, structured programming, object-oriented programming and more. Need more background information before you get started? See our definitions for C, C++, C# and VB.NET.

  • Bash Cheat Sheets

    We've gathered cheat sheets for fast reference to Bash-related information. You'll find information about shell scripting, variables, functions, emacs and more. Need more background information before you get started? See our definitions for shell, Bash, Bourne shell and Emacs.

  • Active Server Pages (ASP) Cheat Sheets

    We've gathered cheat sheets for fast reference to Active Server Pages (ASP)-related information. You'll find information about functions, syntax, expressions, collections and more.

  • Apache Cheat Sheets

    We've gathered cheat sheets for fast reference to Apache-related information. You'll find information about server includes, commands, tips and tricks and more.

  • Ajax Cheat Sheets

    We've gathered cheat sheets for fast reference to Ajax-related information. You'll find information about Prototype, code packages, scriptaculous and more.

  • ADA Cheat Sheets

    We've gathered cheat sheets for fast reference to information about the ADA programming language. You'll find information about declarations, expressions, translation to other languages, the library and more.

  • ActionScript Cheat Sheets

    We've gathered cheat sheets for fast reference to ActionScript-related information. You'll find information about functions, properties, classes and more.

  • Human Resources Cheat Sheets

    We've gathered resources from around the Web to help you handle tricky human resources-related tasks, like interviewing and evaluating prospective employees. You'll find cheat sheets that show you how to communicate effectively and how deal with problematic people -- among other resources.

  • Search Engine Cheat Sheets

    We've gathered cheat sheets for fast reference to search engine-related information. You'll find cheat sheets listing queries, specialized engines, computational tips and more.

  • Windows Cheat Sheets

    We've gathered cheat sheets for fast reference to Windows information. You'll find cheat sheets listing commands, keyboard shortcuts, admin tips and more.

  • Unix Cheat Sheets

    We've gathered cheat sheets for fast reference to Unix-related information. You'll find cheat sheets listing commands, keyboard shortcuts and more.

  • Linux Cheat Sheets

    We've gathered cheat sheets for fast reference to Linux-related information. You'll find cheat sheets listing commands, keyboard shortcuts and more.

  • DOS Cheat Sheets

    Although you may not use it on a daily basis, DOS can be very handy from time to time. We've gathered cheat sheets for fast reference to DOS.

  • Networking Cheat Sheets

    We've gathered our cheat sheets for fast reference to networking technology information. You'll find cheat sheets listing specifications, cabling information and more.

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SearchCompliance

  • California Consumer Privacy Act (CCPA)

    The California Consumer Privacy Act (CCPA) is legislation in the state of California that supports an individual's right to ...

  • compliance audit

    A compliance audit is a comprehensive review of an organization's adherence to regulatory guidelines.

  • regulatory compliance

    Regulatory compliance is an organization's adherence to laws, regulations, guidelines and specifications relevant to its business...

SearchSecurity

  • endpoint detection and response (EDR)

    Endpoint detection and response (EDR) is a category of tools and technology used for protecting computer hardware devices–called ...

  • ransomware

    Ransomware is a subset of malware in which the data on a victim's computer is locked, typically by encryption, and payment is ...

  • single sign-on (SSO)

    Single sign-on (SSO) is a session and user authentication service that permits an end user to enter one set of login credentials ...

SearchHealthIT

SearchDisasterRecovery

  • disaster recovery team

    A disaster recovery team is a group of individuals focused on planning, implementing, maintaining, auditing and testing an ...

  • cloud insurance

    Cloud insurance is any type of financial or data protection obtained by a cloud service provider. 

  • business continuity software

    Business continuity software is an application or suite designed to make business continuity planning/business continuity ...

SearchStorage

  • blockchain storage

    Blockchain storage is a way of saving data in a decentralized network which utilizes the unused hard disk space of users across ...

  • disk mirroring (RAID 1)

    RAID 1 is one of the most common RAID levels and the most reliable. Data is written to two places simultaneously, so if one disk ...

  • RAID controller

    A RAID controller is a hardware device or software program used to manage hard disk drives (HDDs) or solid-state drives (SSDs) in...

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