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Why can't strings be mutable in Java and .NET?
Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?
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What does it mean to inflate a view from an xml file?
I am new to android development and keep coming across references to Inflating views from a layout xml file. I googled and searched the development guide but still wasn't able to pick up a sense for what it means. If someone could provide a very simple example, it'd be much appreciated.
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What does this symbol mean in JavaScript?
This is a collection of questions that come up every now and then about syntax in JavaScript. This is also a Community Wiki, so everyone is invited to participate in maintaining this list.
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Is JavaScript supported in an email message?
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Old clients, such as Lotus Notes, Mozilla Thunderbird, Outlook Express, and Windows Live Mail all seem to have supported some sort of JavaScript execution. Nothing else does.
It seems like a bad idea security-wise, so I would expect this to be a feature that won't always be around, even in thes...
Can someone explain __all__ in Python?
I have been using Python more and more, and I keep seeing the variable __all__ set in different __init__.py files. Can someone explain what this does?
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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
I was going through the exercises in Ruby Koans and I was struck by the following Ruby quirk that I found really unexplainable:
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Structs versus classes
...e small ones, only with 2 or 3 properties. I'll put them in a generic list and when they are, I'll loop them and check value a and maybe update value b .
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What is “callback hell” and how and why does RX solve it?
...xplains what is a "callback hell" for someone who does not know JavaScript and node.js ?
8 Answers
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What is Haskell used for in the real world? [closed]
...world applications. What are the most popular projects / usages of Haskell and why it excels at solving these problems?
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Regular expression to match numbers with or without commas and decimals in text
I'm trying to locate and replace all numbers in a body of text. I've found a few example regex's, which almost solve the problem, but none are perfect yet. The problem I have is that the numbers in my text may or may not have decimals and commas. For example:
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