The time spent in updating an application can’t be used to get productive work from the application. In the title text Randall realizes that what he really wishes to do it often only to learn about and discussing new tools to improve the chain. Is connecting two libraries, exiting to the most active library most arrows. The first tool has an entry from the most active library most arrows and the second has an exit to the VM. Look at the paragraph immediately under the “Evolving Complexity” heading for this version, however.

The tech loops [ edit ] The flow chart described: The first tool has an entry from the most active library most arrows and the second has an exit to the VM. Install Mathematica Mathematica is a modern technical computing system spanning most areas. Such a tiny sliver of our lives is “unproductive”, but that’s literally the only reason we do any of the “productive” parts of life. It has an entry from the only box that does not it self have any entries, the bottom right library. An alternative interpretation is how a simple task can get maddeningly tricky because of the inherent complexity of the system.

This page was last edited on 21 Marchat This comic illustrates the old saying “Differentiation is mechanics, integration is art. Alternatively, the reference could be seen as a joke that integration might as well be a symbol, like in a novel, because Randall can’t get any meaningful results solvihg his analysis.

Most people consider computers as tools to achieve something else â€” e. I want that hour of my time back from following the ridiculous link to the RepRap Project!

## 2117: Differentiation and Integration

This step would indicate that the flowchart user, desperate from failed attempts to solve the problem, contacts some more skilled mathematicians by phone, and presumably asks them for help.

Things I actually want to use my computer for: From the design of the xkcd panel, it’s obviously targeted at a Windows desktop computer rather than Android, given the mention of DLLs.

Risch Algorithm The Risch algorithm is a notoriously complex procedure that, given a certain class of symbolic integrand, either finds a symbolic integral or proves that no elementary integral exists. Probably a reference to Riemann Integration Stokes’ Theorem??? A repository is a perfect location for “dumping” things where they never come back Elektrizikekswerk talk Here, however, Randall finds he’s spending most of the time using his computer just for the sake of maintaining the OS or the hardware on said computer.

A repository is where something is stored. This has the advantage that the dynamic library is not loaded at all if it’s not needed, and also several processes which need the same dynamic library can share the same copy in memory.

Substitution is the reverse of the Chain Rule. Just because what you are doing is on path which seems to go nowhere doesn’t mean the path is not worth it. Four of them has one entry and flowchrat exit arrow and twice one library exits only to another library.

# xkcd’s Tech Support Cheat Sheet – TidBITS

All the other stuff is thus only there to make it possible to use the computer for these purposes. Do we really need to waste every one else’s time too? Most people consider computers as tools to achieve something else — e. Diamond] Find a menu item or button which looks related to what you want to do.

Oddly enough it mentions Riemann integration, but that is the integral most people know how to use. The Risch algorithm is a notoriously complex procedure probpem, given a certain flowchsrt of symbolic integrand, either finds a symbolic integral or proves that no elementary integral exists.

An application designed to automatically download and install new versions of an already installed program. But most important is the bottom right library that starts everything since this is the only of the interconnected boxes that does not itself have any entry.

# Tech Support Cheat Sheet – explain xkcd

Phone calls to mathematicians Oh No Burn the Evidence [More arrows pointing out of the image to suggest more steps. It’s ’cause you’re dumb. It would be quicker to try Wolfram Alpha instead of installing Mathematica, which uses the same backend for mathematical calculations. But on the other hand, then the box with things he actually wishes to flowcchart the computer for, is then not disconnected from the rest, but an integral part of it all.

A dynamic library is a part of a program which is not loaded when the program starts, but proboem it’s attached “dynamically” to the running process when it is needed. I CRGreathouse talk I think he forgot one: Install Mathematica Mathematica is a modern technical computing system spanning most areas. If you write a toolkit, and then find you need to write a buildsystem or other infrastructure and at some point find your buildsystem using the toolkit, you are probably doing something wrong.