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How can I have a newline in a string in sh?

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CSS customized scroll bar in div

How can I customize a scroll bar via CSS (Cascading Style Sheets) for one div and not the whole page? 18 Answers ...
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MongoDB/NoSQL: Keeping Document Change History

A fairly common requirement in database applications is to track changes to one or more specific entities in a database. I've heard this called row versioning, a log table or a history table (I'm sure there are other names for it). There are a number of ways to approach it in an RDBMS--you can wri...
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How do I (or can I) SELECT DISTINCT on multiple columns?

I need to retrieve all rows from a table where 2 columns combined are all different. So I want all the sales that do not have any other sales that happened on the same day for the same price. The sales that are unique based on day and price will get updated to an active status. ...
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?

I have seen a lot of people in the C++ community(particularly ##c++ on freenode) resent the use of wstrings and wchar_t , and their use in the windows api. What is exactly "wrong" with wchar_t and wstring , and if I want to support internationalization, what are some alternatives to wide chara...
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I want to execute shell commands from Maven's pom.xml

I want to execute Linux shell commands with Maven. Here is what I tried: 5 Answers 5 ...
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Can I control the location of .NET user settings to avoid losing settings on application upgrade?

I'm trying to customize the location of the user.config file. Currently it's stored with a hash and version number 4 Ans...
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Detect if Android device has Internet connection

I need to tell if my device has Internet connection or not. I found many answers like: 15 Answers ...
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Is it .yaml or .yml?

According to yaml.org , the official file extension is .yaml . 4 Answers 4 ...
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What's the difference between setWebViewClient vs. setWebChromeClient?

What's the difference between setWebViewClient vs. setWebChromeClient in Android? 4 Answers ...