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What's the difference setting Embed Interop Types true and false in Visual Studio?

...ou actually use in code. Read more in Scott Hanselman's blog post about it and other VS improvements here. As for whether it is advised or not, I'm not sure as I don't need to use this feature. A quick web search yields a few leads: Check your Embed Interop Types flag when doing Visual Studio exten...
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When should I use File.separator and when File.pathSeparator?

In the File class there are two strings, separator and pathSeparator . 3 Answers ...
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Error: Could not create the Java Virtual Machine Mac OSX Mavericks

...the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message: ...
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List of special characters for SQL LIKE clause

...KE '_ean' finds all four-letter first names that end with ean (Dean, Sean, and so on). [ ] Any single character within the specified range ([a-f]) or set ([abcdef]). WHERE au_lname LIKE '[C-P]arsen' finds author last names ending with arsen and starting with any single character between C and P, fo...
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How Do I Hide wpf datagrid row selector

I'm using the WPF DataGrid control to show some details and a select button, and I don't need the gray selector column down the left-hand side. It's also ruining the beauty of my design. ...
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Get the name of the currently executing method

... the ':' is just the symbol symbol. :) just do __method__.to_s and it'll be the method name, nothing else – Lambart Sep 25 '13 at 23:39 ...
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Find the max of two or more columns with pandas

... You can get the maximum like this: >>> import pandas as pd >>> df = pd.DataFrame({"A": [1,2,3], "B": [-2, 8, 1]}) >>> df A B 0 1 -2 1 2 8 2 3 1 >>> df[["A", "B"]] A B 0 1 -2 1 2 8 2 3 1 >>> df[["A", "B"]].max(axis=1) 0...
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Mongo Shell - Console/Debug Log

...l, so I wrote a basic Logging object that I "load(script)" into the shell, and then use the Logging object to call logging levels (debug,info,warn,error). The Logger object does use 'print' and 'printjson' at it's core. Also, it contains a basic sprintf, padding, record formatting, etc. If you are g...
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Can't escape the backslash with regex?

...tring parser will remove two of them when "de-escaping" it for the string, and then the regex needs two for an escaped regex backslash). For instance: regex("\\\\") is interpreted as... regex("\\" [escaped backslash] followed by "\\" [escaped backslash]) is interpreted as... regex(\\) is i...
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How to dynamically build a JSON object with Python?

I am new to Python and I am playing with JSON data. I would like to dynamically build a JSON object by adding some key-value to an existing JSON object. ...