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Why do python lists have pop() but not push()

...ot called list.push given that there's already a list.pop that removes and returns the last element (that indexed at -1) and list.append semantic is consistent with that use? ...
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Cannot delete directory with Directory.Delete(path, true)

...he workings of Directory.Delete. Please read the comments for this answer, and other answers to this question. I ran into this problem before. The root of the problem is that this function does not delete files that are within the directory structure. So what you'll need to do is create a functi...
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How to create a checkbox with a clickable label?

...ince the other answers don't mention it, a label can include up to 1 input and omit the for attribute, and it will be assumed that it is for the input within it. Excerpt from w3.org (with my emphasis): [The for attribute] explicitly associates the label being defined with another control. When pres...
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How do I pass an extra parameter to the callback function in Javascript .filter() method?

... Make startsWith accept the word to compare against and return a function which will then be used as filter/callback function: function startsWith(wordToCompare) { return function(element) { return element.indexOf(wordToCompare) === 0; } } addressBook.filter(...
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When do we need curly braces around shell variables?

In shell scripts, when do we use {} when expanding variables? 7 Answers 7 ...
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Replacing .NET WebBrowser control with a better browser, like Chrome?

...ject I started a while back that thankfully got picked up by the community and turned into something wonderful. The project wraps the Chromium Embedded Framework and has been used in a number of major projects including Rdio's Windows client, Facebook Messenger for Windows and Github for Windows. ...
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Why must a nonlinear activation function be used in a backpropagation neural network? [closed]

I've been reading some things on neural networks and I understand the general principle of a single layer neural network. I understand the need for aditional layers, but why are nonlinear activation functions used? ...
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What is the difference between a.getClass() and A.class in Java?

...oth in different circumstances (just like there are with Class.forName() and ClassLoader.loadClass() . 7 Answers ...
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How to create a windows service from java app

...inherited a java application that needs to be installed as a service on XP and vista. It's been about 8 years since I've used windows in any form and I've never had to create a service, let alone from something like a java app (I've got a jar for the app and a single dependency jar - log4j). What i...
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NoSQL (MongoDB) vs Lucene (or Solr) as your database

... similarity with how to treat items as "Documents", just like Lucene does (and users of Solr). 10 Answers ...