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Unsupported major.minor version 52.0 [duplicate]

...s of your IDE. For example, in Eclipse go to menu Windows → Preferences, select Java, and expand it. Then select Compiler and change the compliance level to 1.7. I am sure this will work from there. share | ...
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Convert list of dictionaries to a pandas DataFrame

...o extract only the 0th and 2nd rows from data2 above, you can use: rows_to_select = {0, 2} for i in reversed(range(len(data2))): if i not in rows_to_select: del data2[i] pd.DataFrame(data2) # pd.DataFrame.from_dict(data2) # pd.DataFrame.from_records(data2) A B C D E 0 5...
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How to match “anything up until this sequence of characters” in a regular expression?

... I have noticed that this fails to select anything if the pattern your looking for does not exist, instead if you use ^(?:(?!abc)(?!def).)* you can chain to exclude patterns you don't want and it will still grab everything as needed even if the pattern does no...
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What is the difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout?

...ndTimeout = timeout limit for your SQL query. Means, how much time a (eg: SELECT, UPDATE) query can take for its execution. If it exceeds SqlCommand.CommandTimeout, then it stops execution. A command timeout error will occur. SqlConnection.ConnectionTimeout = timeout limit for your connection. Mea...
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How to set JVM parameters for Junit Unit Tests?

...agues to set the following: Windows Preferences / Java / Installed JREs: Select the proper JRE/JDK (or do it for all of them) Edit Default VM arguments: -Xmx1024m Finish, OK. After that all test will run with -Xmx1024m but unfortunately you have set it in every Eclipse installation. Maybe you co...
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Algorithm to detect intersection of two rectangles?

... In Cocoa you could easily detect whether the selectedArea rect intersects your rotated NSView's frame rect. You don't even need to calculate polygons, normals an such. Just add these methods to your NSView subclass. For instance, the user selects an area on the NSView's...
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Cannot serve WCF services in IIS on Windows 8

...r's (see above). From the Server Manager, click on Add roles and features, select the appropriate server, then select Features. Under .NET Framework 4.5 Features, you'll see WCF Services, and under that, you'll find HTTP Activation. ...
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How do I specify “close existing connections” in sql script

...RE @isStatAsyncOn bit DECLARE @jobId int DECLARE @sqlString nvarchar(500) SELECT @dbId = database_id, @isStatAsyncOn = is_auto_update_stats_async_on FROM sys.databases WHERE name = 'db_name' IF @isStatAsyncOn = 1 BEGIN ALTER DATABASE [db_name] SET AUTO_UPDATE_STATISTICS_ASYNC OFF ...
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Reverting part of a commit with git

... for reverting whole commits. You can use git checkout -p to interactively select bits to revert. – mipadi Mar 31 '17 at 18:52 1 ...
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RecyclerView onClick

... the ViewHolder itself contains all information in regards to what data is selected when the element itself is clicked, then the only responsibility of the container is the display of N elements, rather than that of handling the selection of a specific i-th element out of the N elements. The ListVie...