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Div width 100% minus fixed amount of pixels

...hout using tables or JavaScript? The white borders represent edges of divs and aren't relevant to the question. 10 Answers ...
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Change column type from string to float in Pandas

I want to convert a table, represented as a list of lists, into a Pandas DataFrame . As an extremely simplified example: 9...
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How to detect my browser version and operating system using JavaScript?

I have tried using the code below but it only display results in Chrome and Mozilla not working in IE6. 10 Answers ...
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Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3

I'm now reading documentation on Twitter Bootstrap 3, and tried to follow column ordering as shown in this page but hit the wall. I don't understand why such a code works nor how to correctly specify the setting. What I want to show is one grid, which is consisted of length 5, and the other leng...
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The written versions of the logical operators

This is the only place I've ever seen and , or and not listed as actual operators in C++. When I wrote up a test program in NetBeans, I got the red underlining as if there was a syntax error and figured the website was wrong, but it is NetBeans which is wrong because it compiled and ran as exp...
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Playing .mp3 and .wav in Java?

How can I play an .mp3 and a .wav file in my Java application? I am using Swing. I tried looking on the internet, for something like this example: ...
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How can I find which tables reference a given table in Oracle SQL Developer?

...on a table, I can view the constraints, which let me see the foreign keys (and thus which tables are referenced by this table), and I can view the dependencies to see what packages and such reference the table. But I'm not sure how to find which tables reference the table. ...
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What is the MySQL VARCHAR max size?

...ySQL table has a maximum row size limit of 65,535 bytes, not counting BLOB and TEXT types. BLOB and TEXT columns only contribute 9 to 12 bytes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Column Count and Row Size. ...
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What are the pros and cons of performing calculations in sql vs. in your application

...ed to access/aggregate a lot of data, doing it at the db server will save bandwidth, and disk io if the aggregates can be done inside indexes) convenience (sql is not the best language for complex work - especially not great for procedural work, but very good for set-based work; lousy error-handling...
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The JPA hashCode() / equals() dilemma

There have been some discussions here about JPA entities and which hashCode() / equals() implementation should be used for JPA entity classes. Most (if not all) of them depend on Hibernate, but I'd like to discuss them JPA-implementation-neutrally (I am using EclipseLink, by the way). ...