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How is TeamViewer so fast?

... The most fundamental thing here probably is that you don't want to transmit static images but only changes to the images, which essentially is analogous to video stream. My best guess is some very efficient (and heavily specialized and optimized) motion co...
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Why is using 'eval' a bad practice?

... Yes, using eval is a bad practice. Just to name a few reasons: There is almost always a better way to do it Very dangerous and insecure Makes debugging difficult Slow In your case you can use setattr instead: class Song: """The class to stor...
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What is href=“#” and why is it used?

... About hyperlinks: The main use of anchor tags - <a></a> - is as hyperlinks. That basically means that they take you somewhere. Hyperlinks require the href property, because it specifies a location. Hash: A hash - # wi...
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What killed my process and why?

My application runs as a background process on Linux. It is currently started at the command line in a Terminal window. 14 ...
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Returning null as an int permitted with ternary operator but not if statement

Let's look at the simple Java code in the following snippet: 8 Answers 8 ...
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Spring Java Config: how do you create a prototype-scoped @Bean with runtime arguments?

Using Spring's Java Config, I need to acquire/instantiate a prototype-scoped bean with constructor arguments that are only obtainable at runtime. Consider the following code example (simplified for brevity): ...
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Should I prefer pointers or references in member data?

This is a simplified example to illustrate the question: 10 Answers 10 ...
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Setting log level of message at runtime in slf4j

When using log4j, the Logger.log(Priority p, Object message) method is available and can be used to log a message at a log level determined at runtime. We're using this fact and this tip to redirect stderr to a logger at a specific log level. ...
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What's a correct and good way to implement __hash__()?

What's a correct and good way to implement __hash__() ? 6 Answers 6 ...
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Prevent body scrolling but allow overlay scrolling

I've been searching for a "lightbox" type solution that allows this but haven't found one yet (please, suggest if you know of any). ...