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Converting String to “Character” array in Java

... I wish ArrayUtils is standard in JVMs! – Alvin Apr 4 '12 at 6:58 4 ...
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How to disable text selection highlighting

... located on the top of the Stack Overflow page) or tabs, is there a CSS standard way to disable the highlighting effect if the user accidentally selects the text? ...
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Redis command to get all available keys?

Is there a Redis command for fetching all keys in the database? I have seen some python-redis libraries fetching them. But was wondering if it is possible from redis-client. ...
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How do I remove diacritics (accents) from a string in .NET?

I'm trying to convert some strings that are in French Canadian and basically, I'd like to be able to take out the French accent marks in the letters while keeping the letter. (E.g. convert é to e , so crème brûlée would become creme brulee ) ...
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Understand the “Decorator Pattern” with a real world example

...case of a pizza shop. In the pizza shop they will sell few pizza varieties and they will also provide toppings in the menu. Now imagine a situation wherein if the pizza shop has to provide prices for each combination of pizza and topping. Even if there are four basic pizzas and 8 different toppings,...
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The difference between the Runnable and Callable interfaces in Java

What is the difference between using the Runnable and Callable interfaces when designing a concurrent thread in Java, why would you choose one over the other? ...
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Performing Inserts and Updates with Dapper

...terested in using Dapper - but from what I can tell it only supports Query and Execute. I do not see that Dapper includes a way of Inserting and Updating objects. ...
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How to copy a collection from one database to another in MongoDB

... At the moment there is no command in MongoDB that would do this. Please note the JIRA ticket with related feature request. You could do something like: db.<collection_name>.find().forEach(function(d){ db.getSiblingDB('<new_database>')['<c...
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A non-blocking read on a subprocess.PIPE in Python

I'm using the subprocess module to start a subprocess and connect to its output stream (standard output). I want to be able to execute non-blocking reads on its standard output. Is there a way to make .readline non-blocking or to check if there is data on the stream before I invoke .readline ? I'...
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How to style the parent element when hovering a child element?

... Well, this question is asked many times before, and the short typical answer is: It cannot be done by pure CSS. It's in the name: Cascading Style Sheets only supports styling in cascading direction, not up. But in most circumstances where this effect is wished, like in th...