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A new release of Plan 9 happened in June, and at about the same time a new release of the Inferno system, which began here, was announced by Vita Nuova. By Dennis Ritchie Plan June Nuova Release Inferno

My work was fairly theoretical. It was in recursive function theory. And in particular, hierarchies of functions in terms of computational complexity. I got involved in real computers and programming mainly by being - well, I was interested even as I came to graduate school. By Dennis Ritchie Theoretical Work Fairly Theory Recursive

Any editing, software work, and mail is done in this exported Plan 9. By Dennis Ritchie Plan Editing Software Work Mail

Obviously, the person who had most influence on my career was Ken Thompson. By Dennis Ritchie Thompson Ken Person Influence Career

For infrastructure technology, C will be hard to displace. By Dennis Ritchie Technology Displace Infrastructure Hard

C++ and Java, say, are presumably growing faster than plain C, but I bet C will still be around. By Dennis Ritchie Java Growing Faster Plain Bet

It seems certain that much of the success of Unix follows from the readability, modifiability, and portability of its software. By Dennis Ritchie Modifiability Unix Readability Software Success

A program designed for inputs from people is usually stressed beyond breaking point by computer-generated inputs. By Dennis Ritchie Inputs Program Designed People Stressed

C was already implemented on several quite different machines and OSs, Unix was already being distributed on the PDP-11, but the portability of the whole system was new. By Dennis Ritchie Unix Oss Implemented Machines Distributed

The kind of programming that C provides will probably remain similar absolutely or slowly decline in usage, but relatively, JavaScript or its variants, or XML, will continue to become more central. By Dennis Ritchie Xml Usage Javascript Variants Central

Sometimes when you fill a vacuum, it still sucks. By Dennis Ritchie Vacuum Sucks Fill

I'm just an observer of Java, and where Microsoft wants to go with C# is too early to tell. By Dennis Ritchie Java Microsoft Observer Early

Oh, I've seen copies [of Linux Journal] around the terminal room at The Labs. By Dennis Ritchie Journal Labs Linux Copies Terminal

Unix has retarded OS research by 10 years and linux has retarded it by 20. By Dennis Ritchie Retarded Unix Years Research Linux

I fix things now and then, more often tweak HTML and make scripts to do things. By Dennis Ritchie Html Things Fix Tweak Make

One of the obvious things that went wrong with Multics as a commercial success was just that it was sort of over-engineered in a sense. There was just too much in it. By Dennis Ritchie Multics Sense Obvious Things Wrong

With proper design, the features come cheaply. This approach is arduous, but continues to succeed. By Dennis Ritchie Design Cheaply Proper Features Arduous

The visible things that have come from the group have been the Plan 9 system and Inferno, but I hasten to say that the ideas and the work have come from colleagues. By Dennis Ritchie Plan Inferno System Colleagues Visible

Some consider UNIX to be the second most important invention to come out of AT&T Bell Labs after the transistor. By Dennis Ritchie Unix Bell Labs Transistor Important

Unix is simple and coherent, but it takes a genius (or at any rate, a programmer) to understand and appreciate the simplicity.. By Dennis Ritchie Unix Coherent Genius Rate Programmer

UNIX is basically a simple operating system, but you have to be a genius to understand the simplicity. By Dennis Ritchie Unix System Simplicity Basically Simple

The number of UNIX installations has grown to 10, with more expected ... By Dennis Ritchie Unix Expected Number Installations Grown

From an operating system research point of view, Unix is if not dead certainly old stuff, and it's clear that people should be looking beyond it. By Dennis Ritchie Unix View Stuff Operating System

I'm still uncertain about the language declaration syntax ... By Dennis Ritchie Syntax Uncertain Language Declaration

A language that doesn't have everything is actually easier to program in than some that do By Dennis Ritchie Language Easier Program

I'm not a person who particularly had heros when growing up. By Dennis Ritchie Person Heros Growing

At the same time, much of it seems to have to do with recreating things we or others had already done; it seems rather derivative intellectually; is there a dearth of really new ideas? By Dennis Ritchie Time Intellectually Ideas Recreating Things

Steve Jobs has said that Xwindows is brain-damamged and will disappear in two years. He got it half-right. By Dennis Ritchie Jobs Xwindows Steve Years Braindamamged

Over the past several years, I've been more in a managerial role. By Dennis Ritchie Years Role Past Managerial

Twenty percent of all input forms filled out by people contain bad data. By Dennis Ritchie Twenty Data Percent Input Forms

I can't recall any difficulty in making the C language definition completely open - any discussion on the matter tended to mention languages whose inventors tried to keep tight control, and consequent ill fate. By Dennis Ritchie Open Control Fate Recall Difficulty

I've done a reasonable amount of travelling, which I enjoyed, but not for too long at a time. By Dennis Ritchie Travelling Enjoyed Time Reasonable Amount

When I read commentary about suggestions for where C should go, I often think back and give thanks that it wasn't developed under the advice of a worldwide crowd. By Dennis Ritchie Crowd Read Commentary Suggestions Back

At least for the people who send me mail about a new language that they're designing, the general advice is: do it to learn about how to write a compiler. By Dennis Ritchie Designing Compiler People Send Mail

C is peculiar in a lot of ways, but it, like many other successful things, has a certain unity of approach that stems from development in a small group. By Dennis Ritchie Things Group Peculiar Lot Successful

The notion of a record is an obsolete remnant of the days of the 80-column card. By Dennis Ritchie Card Notion Record Obsolete Remnant

The only way to learn a new programming language is by writing programs in it. By Dennis Ritchie Learn Programming Language Writing Programs