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4529 - Flask - calling in the templating engine
In previous steps, we have set up flask [here] and done some routing [here]. Let's now define our view. Our view is in HTML (and with style and lots of other stuff later) and the template will be produced by an HTML expert and graphic artist, and not by a programmer. It will be in a separate plac ....

4528 - Routing in Flask
Having got "hello world" working on your server in Flask (see [here] if you haven't!), you'll want to add further routes for other URLs - and indeed you'll want those routes to contain match markers so you can set up whole families of URLs. Our first example included:   @app.route("/") & ....

4527 - Hello Flask world / Python web micro framework
Flask is a microframework for web appliactions - in other words, it provides the structure for you to write web based applications on your server in Python without the need to get involved with detailed coding common to most applications - allyou need to is to take the framework provided and fill in ....

4526 - Day trip to Lancaster
About a month ago, I picked Bobby up from Lancaster, where he's been in rescue, but not found a permanent home, for a year. Idea was that he was ideal for a friend in Chippenham who wanted ... never mind; didn't work out, and Bobby who was with us last year's been back with us on foster for a month ....

4525 - What does Tcl do if you try to run a command that is not defined?
In Tcl, if a command doesn't exist within the loaded code the interpretter will look through the commands that can be loaded vis package ifneeded, and failing that will call the unknown proc. And there's nothing to stop you defining unknown for yourself, as I did as a demonstration on Friday after ....

4524 - Tcl - a new example for data reformatting
Tcl is an excellent language for combing through and reformatting data - though rarely a first choice language for such tasks if users aren't doing other things with it too. Towards the end of last week's Learning to program in TCL course, a "side task" requirement came up to reformat our course di ....

4523 - Catching failed commands and not crashing the program in Tcl
Where a command may fail in Tcl (causing Tcl to crash), you can defer it within a catch command. That will return a true value if it fails, and an optional extra parameter gives you the associated error message. A program to look for the biggest file in or below a directory [here] fails if you run ....

4522 - Loading packages in your Tcl program
In Tcl, extra bundles of code can be loaded from packages which are files of more ... brought in with package require from a folder that's listed in the auto_path variable. Packages are defined with a package provide in the source code of the package which must be indexed in a file called pkgIndex. ....

4521 - Should we get an AA or Visit Wiltshire hotel assessment?
We chat / work with other accommodation providers around the UK to exchange experiences and best practise - and one of the Facebook groups was discussing the ranking / rating (star) system and whether it's useful to apply. Here's what I posted there - worth sharing: We are not listed / inspected. W ....

4520 - No cold sales calls please - but delighted to hear from others!
Well House Consultants lists all of its numbers with the telephone peference service. We are a small company, with members of our team undertaking detailed techincal work and every call pulls us from that work and we can take a while to get back into the flow. We are delighted to hear from custo ....

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