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Quiz Page c The c quiz has changed! We have replaced c questions with answers! And from those answers you'll find further links to even more information - forums where you can ask questions, training courses, longer articles, and more. [link to quiz index] ...
If you really want the old quiz
questions, you can find them
here,
here,
here and
here ... and
with onward links to the possible answers to each question too.
A customer thanks Well House Manor"Thank you" means so much. And this floral display - a "thank you" gift from one of our customers who's an expert at making such things means so much to us at Well House Manor. It's proudly in ...
How do classes relate to each other? Associated ClassesHow do classes relate to each other? Associated Classes ... or ... define: Associated classes, parent classes, superclasses, subclasses, base classes, abstract classes, interfaces and mixins.
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Designing your application - using UML techniquesWhen you're planning to write an application, you shouldn't just start writing code - you should think about what you're going to do and plan ahead. But how do you plan ahead? How do you ensure that ...
Snow comes to Melksham, Wiltshire - picturesLast night, I travelled home from Uni (City University, Islington) late in the evening ...
Even in London, some snow was settling
Chippenham Station at Mindinght-10 ... a delayed 22:15 from ...
Melksham Campus - a blog you can read, and a place you can commentI'm a member of the SCOB - the Shadow Campus Operations Board - and last night I attended a meeting to learn about the uses that are being made of current facilities, from their users, about their ...
Another cold nightI got home late tonight - that's two nights in a row. And it's another cold one, with the temperature down to -7°C already. Tomorrow morning will be brisk, like the last two.
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Rail Travel - has it become more unreliable?It times it almost seems like railway travel to the West of London is like travel in the wild west. When I started a thread on the "First Great Western Coffee Shop" this morning, commenting on all the ...
Visa, MasterCard and American Express - changing payment profilesWell House Consultants opened for business in 1995. And in the early days, payment for courses was almost exclusively made by cheque. My goodness - how things have changed! We added Visa and ...
Seeing how Melksham has changed over the years, via an iPadI spent some time over the weekend working my way into iPad and iPhone programming, using XCode, and already I've written a "toy" application which lets me drag a slider and move through overlaid ...
Melksham Civic Awards - report and picturesFriday Night was the Mayor's Reception - an event to which all the dignitaries from neighbouring towns are invited (and they turn up in full regalia), and at which civic awards are handed out. I ...
Niche businesses in Melksham. From glass painting to Tcl and Lua courses. Melksham has a number of excellent shops and other establishments selling niche products and services - things that you won't find in other nearby towns or (in some cases) in any other towns at all. ...
Want to learn iPad and iPhone programming? Come along and learn with me for free.I'm learning Objective C. The language itself doesn't look too difficult, nor do the elements of how it's used on the iPad and iPhone for App programming. But there's an awful lot of content to those ...
Back to UniWe're trainers so we should be (and we are) advocates of training courses. And that means attending appropriate training, as well as giving it. Those readers who've been on our courses may well ...
Chars, char arrays and strings in C. Some early cautions and pitfalls.A char in C is a single byte variable, and a string in an array of chars (i.e. a series of chars held in successive memory addresses) and terminated by a null (\0).
Because of this need for a ...
Integer types, and integer overflows, in CC offers you the ability to define a whole variety of integer types:
short int my_number;
int my_number;
long int my_number;
typically occupying 16, 32 and 64 bits ...
Defining, declaring and initialising variables in CWhen you declare a variable in C, you're instructing the compiler to set memory aside for it, and you're also telling the compiler how to handle any references to that memory.
• C does NOT ...
Promoting a single one of your domains on the search enginesWe have a number of different domains offering information about our courses, and technical content too. There's www.wellho.net which is our main, worldwide site. But then there's www.wellho.co.uk ...
C++ Courses - do I get official certification at the end of my Well House course?From my mailbox ...
Question: Hi there Graham. I am interested in 1 or 2 courses to do with C and C++ coding, but after reading further through the site you come to say there is no certification. ...
Emergency First Aid Provision at Well House Manor - part of the serviceWe were on the "other end" of training today - receiving a course rather than giving one. And we've now got four members of staff - that's every weekday shift covered - with someone who's taken the ...
The changing Hotel and Bed and Breakfast business in MelkshamIt still surprises me how quickly things change in the hotel and catering business. But I suppose it shouldn't. When we opened our training centre in Melksham in 2000 there were numerous places that ...
QR codes - graphics images that provide quick phone linksYou'll have seen these printed "QR" codes turning up on printed documents such as railway timetables, brochures and business cards, and they allow you to wave your phone at the pattern and have a copy ...
Expanding a list of parameters in Tcl - {*} and evalIn Tcl commands, parameters are separated by spaces, just like Tcl lists are. So it would sometimes be very useful to be able to write
set action {piemiddle apple}
set ...
Tcl collections - lists, dicts and arrayIn Tcl, almost all variables are what is described as "pure" - which means that they hold data as strings of text which can be passed, substituted with a $ prefix, etc. Special interpretation on pure ...
Perl - calls to methods that use => - what do they mean?Have you seen Perl method calls that look like this?
$present = new box(-smell => "chocolate", noise => "silent");
and wondered "what is all this => stuff" and "what's the - sign for"?
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Melksham Area - buses, trains, cycles, and roads. Meeting, 17.1.2012This TUESDAY evening ... are YOU available?
Melksham Town Hall on Tuesday January 17th at 6.30pm, with refreshments from 6pm. The meeting is free and informal, and open to anyone who would like to ...
Transport in Cambridgeshire - seen by an outside observer. What can Wiltshire learn?A week in Cambridge - traveling there, and around when I needed, without a car - and a chance to look, listen and learn a bit more about the wider transport issues of that city. Some may be lessons ...
Tcl - apparently odd behaviour of string trimleftQuestion:
Why does this code:
set dir "D:/JNN/proc/"
set tempname "D:/JNN/proc/Doc-99887767.dat"
set cname [string trimleft $tempname $dir]
puts ...
Multiple buttons calling the same proc in wish (tcl/tk)Question:
1. I have created a table dynamically using a for loop in Tcl/Tk.
2. One of the columns in the table is a column of buttons
3. All the buttons call the same action proc as the each do ...
Perl functions such as chop change their input parametersTypically, functions / named blocks of code take a series of operands / parameters as inputs, and return a result which is saved into another variable - here's an example in Perl:
$size = ...
New in Java 7 - and why we are not running public Java 7 coursesJava 7 (or Java 1.7, if you prefer that name) was launched last summer, with new / improved features including:
* switch on a String object
* try with resources allowing easier cleanup / reducing ...
Adding Expect on top of Tcl - what is it and where can I get a training course to learn about it?Expect adds extra commands on top of Tcl - allowing the Tcl programmer to control additional processes as is they were really being run from the command line. But because they're being run from ...
Comparing loop commands in TclTcl offers you three different loop commands - here they are generating the same output:
while A condition is tested, and if true the commands in a loop are performed. The condition is then retested ...
Trapping errors in Tcl - the safety net that catch providesWhat could possibly go wrong when you open a file in a program? Lots of things, actually.
* You could try to open a file in directory you cannot access
* You could try to read from a file that does ...
Telling which ServerAlias your visitor used - useful during merging domainsSomeone tells you a website to visit - "go to wellhousemanor.co.uk" they say. And you'll naturally add "www." in front of it, calling up www.wellhousemanor.co.uk rather than wellhousemanor.co.uk ... ...
Initial thoughts - response to GW Rail Franchise Consultation for WiltshireThese are my own thoughts on an appropriate response to the Greater Western Franchise Consultation from the Department for Transport, as it should relate to services running across Wiltshire on the ...
What would an appropriate train service on the TransWilts line meanThe Department for Transport is currently consulting on the shape of rail services in the South West of England for the next 15 years (2013 to 2028).
There is a very strong case for them to add to ...
I wish I was not a special caseOn 18th January, I'm going to an evening meeting about rail services in the old West Wilts area - the towns of Trowbridge, Bradford-on-Avon, Melksham, Warminster and Westbury, And being a meeting ...
Christmas Day - for unique picturesChristmas Day is ... an opportunity to take some pictures that would be impossible for the rest of the year. Early in the morning, and in the evening, streets are uniquely empty. I drove up to ...
Happy Christmas ... a Christmas morning walk in MelkshamA Happy Christmas, everyone. Now that we've moved on from the "Children" to the "Grand Children" phase of life, Christmas has moved on too. Our own kids are playing hopscotch from one set of Grand-s ...
Well House Consultants - Open Source Programming Courses for 2012Our 2012 schedule of courses is online at http://www.wellho.net/course/index.html.
In 2012, we are offering public programming courses in:
• Lua (2 different courses, 8 different start dates) ...
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