Cassandra, also known as Apache Cassandra, is an open source, distributed, NoSQL DBMS (database management system). It provides high levels of performance, scalability, and reliability for database implementations clustered in multiple data centers. Originally developed by Facebook to power their Inbox Search feature, Cassandra migrated to Apache in 2009 as an Apache Incubator project. Bigtable, Database, Distributed, Software terms
In both web page development and areas of graphic design, color scheme is the choice of colors used on the page. A basic color scheme could be the choice of a white or light gray background with single colored text, like black text. Many websites use a basic color scheme, to keep things simple as the choice of color makes a difference in the appeal of a web page, magazine ad, brochure, signs, etcetera....
In a SQL database, the primary key is one or more columns that uniquely identify each row in a table. The primary key is defined using the PRIMARY KEY constraint when either creating a table or altering a table. Each table can have only one primary key. The column(s) defined as the primary key inherently have the NN (NOT NULL) constraint, meaning they must contain a value. If a table is being altered to add a primary key, any column being defined as the primary key must not contain blank, or NULL, values....
A software suite is a collection of two or more software titles or programs bundled and sold together. The programs may have correlative features and functionality, or they may be completely different, but share a similar theme. Example of a software suite An example of a software suite is Microsoft Office, as it bundles together multiple programs, including the following. Word (word processor) Excel (spreadsheet) PowerPoint (presentation program) Outlook (e-mail client) There are other software suites available....
Source may refer to any of the following: In general, a source is the location from which information is gathered. For example, if you copied CD information to a computer the CD is considered the source and the computer is the destination. When referring to computer programming or software, source or source code refers to the code used to create the program. See our code definition for full information on this term and related links....
A status bar is located at the bottom of Internet browser windows and many application windows and displays the current state of the web page or application being displayed. For example, in early versions of Internet Explorer, it showed whether the page was secure, its certificate, what loaded, and the web address. Example of a status bar Below is an example of what the status bar looked like in Microsoft Internet Explorer....
An entry may refer to any of the following: Often, an entry refers to a word, phrase, number, or other information submitted to a field. Examples include a spreadsheet, database, or Internet browser form. Although what you enter in one field may be more than one word or number, it’s considered a whole entry. For example, when filling out an online form, your name, address, phone, and e-mail are each considered an entry....
Address Resolution Protocol, or ARP, is a communications protocol that is an important part of IP (Internet Protocol). ARP maps a 32-bit IP address to a MAC address. Computer abbreviations, Network terms, RARP Related information MS-DOS ARP command information is on our MS-DOS ARP command page. Linux arp command information is on our Linux arp command page. Network and network card help and support.
Difficulty Moderate Steps 9 Time Required 30 - 45 minutes Sections 3 Battery 3 steps Front and Back Case 3 steps Navigation Buttons Circuit board 3 steps Flags Bullets! Better coordination with markups and the color/type of bullets will help make this guide more clear! Incorrect Tools Help make this guide better by using the correct tools in images and/or text. Better Introduction Improve this guide by completing or revising its introduction....
Student-Contributed Wiki An awesome team of students from our education program made this wiki. The power to the clock keeps going out, the back up battery is supposed to keep it going but fails to keep clock running. Make sure that the clock has a proper power source (i.e. plugged in to a reliable outlet)If power cord is damaged or severed, click the link below for a tutorial on how to properly reconnect wires....
Difficulty Difficult Steps 12 Time Required 55 minutes - 1 hour Sections 3 Battery 5 steps Motherboard 5 steps Charging Port 2 steps Flags 2 Needs Better Images Better photos will improve this guide. Help out by taking, editing, or uploading new ones! Needs More Images A few more images would make this guide’s procedures crystal clear. BackSony Xperia Z1s Full Screen Options History Save to Favorites Download PDF Edit...
Difficulty Moderate Steps 0 Time Required Suggest a time?? Sections Flags 1 Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. BackSony Xperia Z5 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Video Instructions To reassemble your device, follow these instructions in reverse order....
Difficulty Easy Steps 3 Time Required 3 - 5 minutes Sections 1 Battery 3 steps Flags Incorrect Tools Help make this guide better by using the correct tools in images and/or text. BackSupersonic SC-777BT Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery Open the device using a plastic opening tool....
Chances are if you have access to news media, you’ve heard of this phenomenon—Switch joysticks are drifting. Even though it sounds like it, it’s not the latest trend amongst young people. It’s a term for joysticks acting as though they are being moved, even when they are not and the bane of gamers everywhere. So stop getting skeptical glares when you blame your lackluster gaming skills on your controller and get to fixing!...
Difficulty Moderate Steps 9 Time Required 1 hour Sections 4 Battery 2 steps Rear Phone Casing 3 steps Circuit Board 1 step Keypad 3 steps Flags 0 BackT-Mobile SDA (HTC Tornado) Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Battery To remove the battery cover, first turn the phone so that the keypad is face down....
Difficulty Moderate Steps 7 Time Required Suggest a time?? Sections 4 Battery 3 steps Back Speaker 1 step Logic Board 2 steps Front Speaker 1 step Flags 3 Member-Contributed Guide An awesome member of our community made this guide. It is not managed by iFixit staff. Better Introduction Improve this guide by completing or revising its introduction. Missing Details Some of this guide’s details are missing. Help users by adding tools, difficulty, or time....
Difficulty Moderate Steps 2 Time Required Suggest a time?? Sections 1 Bottom Cover 2 steps Flags 0 BackThrustmaster Ferrari 458 Spider Racing Wheel Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Bottom Cover Remove the black 10mm using a JIS #1 screw driver. There are 12 screws. Two of the screws are deep inside the device you might need to use a slim screwdriver....
Name: Tim Cook Born: November 1, 1960, in Robertsdale, Alabama USA Computer-related contributions Named the CEO of Apple on August 24, 2011, succeeding Steve Jobs. Pulled Apple out of manufacturing by closing warehouses and factories around the world that helped increase margins. Serves on the board of directors of Nike. Related computer pioneers Steve Jobs
The Garmin Nuvi 255W is having trouble finding a proper signal. If you are having trouble obtaining a satellite signal, make sure your Nüvi is out of parking garages and away from tall buildings and tress. Then remain stationary for several minutes. The power button is not functioning properly. If your power button is stuck or cracked, follow the directions in the link shown below to learn how to properly install a new power button into your device....
Difficulty Moderate Steps 11 Time Required 45 minutes Sections 3 Bottom Panel 3 steps Bass 2 steps Battery 6 steps Flags 0 BackVizio SmartCast Crave 360 Full Screen Options History Save to Favorites Download PDF Edit Translate Get Shareable Link Embed This Guide Notify Me of Changes Stop Notifications Introduction What you need Step 1 Bottom Panel Orient the speaker so that the bottom faces up. Peel the rubber ring off of the bottom using the spudger....
