This is post 7 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today The next refinement is simple. I want the output box to change …
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Author:Robert Elliott
GUI – Refinements – ComboBoxes
This is post 6 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today The first refinement i wish to make is to make the inputs …
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Java GUI
This is post 5 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today The Final step is to create the GUI, I have sketched out …
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validDate Revisited – Java
This is post 4 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today With the updated Python function, comes an updated Java function, the code …
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validDate Revisited – Python
This is post 3 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today I have just realised a mistake in my validDate Function. The mistake …
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Zeller Java
This is post 2 of 9 in the series “Zeller” Zeller Pascal Zeller Java validDate Revisited – Python validDate Revisited – Java Java GUI GUI – Refinements – ComboBoxes GUI – Refinements – Error Messages GUI Refinements – Focus GUI Refinements – Today The next evolution of this project is to eventually create a graphical …
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Valid Date
Another good function which would come in handy for Zeller is a function to make sure the date which was inputted is valid and display a message if the program has encountered an invalid date. For this function I will be using my inArray function which I wrote in a previous post. I will utilise …
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In Array
Something I am constantly wanting to do in a lot of programs is see if a value is in an array. For another function which I wish to write to add to the Zeller program this will come in handy. The basic algorithm looks like this: SET value TO RequiredValueSET array TO ArrayToSearchSET isIn TO …
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Factoral and Recursion
We all remember factorals from school but to remind us what they are, a factoral is the product of all the positive integers less than or equal to the initial number(n): For example: Strangely 0!=1 there is a mathematical proof which states why but I will not be expanding on it here, I will however …
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Getting There
Over the last few weeks I have been sorting out this website with a category structure which is below: For each category I have created a featured image: I have found this quite satisfying and since we are in lock down it has given me something to focus on. I have also come up with …
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