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How to remove an HTML element using Javascript?

... What's happening is that the form is getting submitted, and so the page is being refreshed (with its original content). You're handling the click event on a submit button. If you want to remove the element and not submit the form, handle the submit event on the form instead, and ...
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Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC

...e a look here: http://forums.asp.net/t/1314753.aspx This isn't a bug, and is in fact the same approach that both Ruby on Rails and MonoRail use. When you submit a form with a checkbox, the value is only posted if the checkbox is checked. So, if you leave the checkbox unchecked then n...
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When to use cla(), clf() or close() for clearing a plot in matplotlib?

... of many axes. Additionally, there are functions from the pyplot interface and there are methods on the Figure class. I will discuss both cases below. pyplot interface pyplot is a module that collects a couple of functions that allow matplotlib to be used in a functional manner. I here assume that...
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Why does this (null || !TryParse) conditional result in “use of unassigned local variable”?

...se, so I'm set for now. Thanks for your insight! – Brandon Martinez Apr 30 '13 at 17:39 4 @NominS...
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How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?

...g of your UI. It does so by having your app render its output to a bitmap and drawing that bitmap to the screen. The rescaling of that bitmap makes the text inevitably look fuzzy. A feature called "DPI virtualization", it keeps old programs usable on high resolution monitors. You have to explici...
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Formatting Phone Numbers in PHP

I am working on an SMS app and need to be able to convert the sender's phone number from +11234567890 to 123-456-7890 so it can be compared to records in a MySQL database . ...
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How to call an external command?

How do you call an external command (as if I'd typed it at the Unix shell or Windows command prompt) from within a Python script? ...
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Dynamically creating keys in a JavaScript associative array

...rk well, are overcomplicated: They use new Array(), which is an overkill (and an overhead) for a simple associative array (AKA dictionary). The better ones use new Object(). It works fine, but why all this extra typing? This question is tagged "beginner", so let's make it simple. The über-simple ...
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Display name of the current file in vim?

...e top bar of the terminal? (or terminator) or somewhere without type a command. – eMarine Sep 22 '14 at 8:34 ...
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Get everything after the dash in a string in javascript

What would be the cleanest way of doing this that would work in both IE and firefox. 9 Answers ...