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Why / when would it be appropriate to override ToString?
... a string representation, ToString is a prime candidate (there are others, if you want to provide more elaborate formatting options).
Concretely,
Console.WriteLine(yourObject);
would invoke yourObject.ToString().
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Javascript/DOM: How to remove all events of a DOM object?
...t sure what you mean with remove all events. Remove all handlers for a specific type of event or all event handlers for one type?
Remove all event handlers
If you want to remove all event handlers (of any type), you could clone the element and replace it with its clone:
var clone = element.cloneN...
leading zeros in rails
...ve fields hr and min , both integers in my application. For hr field, if the user enters "1" I would like Rails to automatically pad it to "01" before saving it to the database. Also for the min field if the user enter "0" it should put in as "00".
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jQuery Scroll to bottom of page/iframe
How do I use jquery to scroll right down to the bottom of an iframe or page?
9 Answers
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Round a Floating Point Number Down to the Nearest Integer?
...a floating point number and round it down to the nearest integer. However, if it's not a whole, I ALWAYS want to round down the variable, regardless of how close it is to the next integer up. Is there a way to do this?
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SVG图像加载扩展 - 第三方扩展集合 · App Inventor 2 中文网
.../0/Documents/icon.svg"
when SVGImages1.ErrorOccurred error
do
show notification "SVG加载失败: " & error
从网络加载SVG (SVGImages)
when Button1.Click
do
// 从网络加载SVG文件
call SVGImages1.LoadFromWeb "https://example.com/icon.svg"
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Rails Model, View, Controller, and Helper: what goes where?
...equests and works out what data (Models) to show and what Views to render. If you are in doubt about whether code should go in the controller, then it probably shouldn't. Keep your controllers skinny.
View: The view should only contain the minimum code to display your data (Model), it shouldn't do ...
Optional Parameters in Go?
...l parameters? Or can I just define two functions with the same name and a different number of arguments?
12 Answers
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Find() vs. Where().FirstOrDefault()
... just use Find() ? Is there an advantage to the other? I couldn't tell a difference.
7 Answers
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Can Flask have optional URL parameters?
...uess that you want to write a single route and mark username as optional? If that's the case, I don't think it's possible.
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