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Bad class file magic or version

... an Android SDK you should specify at which SDK you refer... (In my case I selected Java 7 because I was using this version) But it depends in your case too. Search online for other errors with the same name, you'll find a lot of information – Marco Acierno Jan...
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How do I get currency exchange rates via an API such as Google Finance? [closed]

... require any kind of sign up. [http://query.yahooapis.com/v1/public/yql?q=select * from yahoo.finance.xchange where pair in ("USDEUR", "USDJPY", "USDBGN", "USDCZK", "USDDKK", "USDGBP", "USDHUF", "USDLTL", "USDLVL", "USDPLN", "USDRON", "USDSEK", "USDCHF", "USDNOK", "USDHRK", "USDRUB", "USDTRY", "USD...
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How can I return pivot table output in MySQL?

...OUP BY. The basic SQL providing this pivot can look something like this: SELECT P.`company_name`, COUNT( CASE WHEN P.`action`='EMAIL' THEN 1 ELSE NULL END ) AS 'EMAIL', COUNT( CASE WHEN P.`action`='PRINT' AND...
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How do I get the “id” after INSERT into MySQL database with Python?

... Does not works with duplicated records using insert, select and where. – e-info128 Oct 27 '18 at 19:20 add a comment  |  ...
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Best way to do nested case statement logic in SQL Server

... You could try some sort of COALESCE trick, eg: SELECT COALESCE( CASE WHEN condition1 THEN calculation1 ELSE NULL END, CASE WHEN condition2 THEN calculation2 ELSE NULL END, etc... ) share ...
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Set folder browser dialog start location

... Just set the SelectedPath property before calling ShowDialog. fdbLocation.SelectedPath = myFolder; share | improve this answer ...
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Apply function to all elements of collection through LINQ [duplicate]

... @BKSpurgeon: Select is a projection: 1) it's lazily evaluated; just calling it won't do anything. 2) Select produces a result - ForEach doesn't. – Jon Skeet Mar 20 '17 at 9:24 ...
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What is the difference between Non-Repeatable Read and Phantom Read?

...e query have the same value before and after, but different rows are being selected (because B has deleted or inserted some). Example: select sum(x) from table; will return a different result even if none of the affected rows themselves have been updated, if rows have been added or deleted. In ...
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SQL query to group by day

...dateadd(DAY,0, datediff(day,0, created)) return '2009-11-02 00:00:00.000' select sum(amount) as total, dateadd(DAY,0, datediff(day,0, created)) as created from sales group by dateadd(DAY,0, datediff(day,0, created)) share ...
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How to identify all stored procedures referring a particular table

... SELECT Name FROM sys.procedures WHERE OBJECT_DEFINITION(OBJECT_ID) LIKE '%TableNameOrWhatever%' BTW -- here is a handy resource for this type of question: Querying the SQL Server System Catalog FAQ ...