Peter Taylor‭

To whether the tag is useful: no. It's useful for tagging people ("this person does frontend and backend") but not questions. I don't see the point of adding "do not use": just delete the tag, whi...

posted 4y ago by Peter Taylor‭

If you remove the align="left" then it works fine. My best guess is that you put those in because you didn't want the image in the text flow, affecting the vertical positioning on the text. The ea...

posted 3y ago by Peter Taylor‭  ·  edited 1y ago by Peter Taylor‭

This can't be done with the standard library. It's quite common for people who want to do this to define their own extension method public static void Foreach<T>(this IEnumerable<T> it...

posted 4y ago by Peter Taylor‭

Interpreters are easier to write than compilers. For this reason esoteric and toy languages are often implemented by interpretation. But the dichotomy between interpreted and compiled languages is...

posted 4y ago by Peter Taylor‭

A cancellation token doesn't inherently do anything. It's up to the code which does the work to call ThrowIfCancellationRequested. If the token isn't passed on and isn't explicitly checked then the...

posted 4y ago by Peter Taylor‭

This is a class from my personal code library, and from a package which deals with integer sequences. It implements an interface package org.cheddarmonk.math.sequence; public interface IntegerSequ...

0 answers  ·  posted 4y ago by Peter Taylor‭

<Window x:Class="Login_App.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns...

posted 4y ago by Peter Taylor‭

C# language version 8.0 introduces limited support for static methods, operators, etc. in interfaces. However, there are still limitations. I was hoping to use the new language features to try a ge...

0 answers  ·  posted 4y ago by Peter Taylor‭

Is there any disadvantage of doing it this way that I should be aware of? In general whitelisting is the best way to sanitise, but it does create important error classes, especially missing it...

posted 4y ago by Peter Taylor‭

This should perhaps be a comment rather than an answer, but I want to allow people to vote to indicate agreement or disagreement. "Complete code" doesn't necessarily mean an entire project. It mea...

posted 3y ago by Peter Taylor‭

Wrong operator. To test for NULL, use the IS NULL and IS NOT NULL operators ... You cannot use arithmetic comparison operators such as =, <, or <> to test for NULL.

posted 3y ago by Peter Taylor‭

echo "Enter Latitude\n"; $handle = fopen("php://stdin", "r"); $lat = deg2rad(trim(fgets($handle))); fclose($handle); echo "Enter Longitude\n"; $handle = fopen("php://stdin", "r"); $long = deg2rad(...

posted 4y ago by Peter Taylor‭

My assumption is that, internally, log4net loads its XML file into some data structure (maybe not a dict, but some equivalent of cfg_dict above) and then passes that structure to whatever code ma...

posted 4y ago by Peter Taylor‭  ·  edited 4y ago by Peter Taylor‭

The date is sent in the form submission in ISO 8601 format (year-month-day). You can reformat it in the form handler as follows: $input_date = $_REQUEST['cf_input_date']; if ($input_date) { ...

posted 4y ago by Peter Taylor‭

The scope currently lists as on-topic: Best practices, as long as clear "best" criteria are provided. Examples: fastest execution, least memory use, widest tool support for a target, most begi...

posted 2y ago by Peter Taylor‭