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EF5: Cannot attach the file ‘{0}' as database '{1}'

...alDB. Sometimes it fixes it to delete the DB. You can do this from the command line. Open the "Developer Command Propmpt for VisualStudio" under your start/programs menu. Run the following commands: sqllocaldb.exe stop v11.0 sqllocaldb.exe delete v11.0 ...
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'id' is a bad variable name in Python

...emoved it. What a poorly named method! A generic, common name used in thousands of places (where context gives meaning). So someone decided to use it as a global name where there is no context? – Basic Jul 26 '16 at 14:27 ...
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C# operator overload for `+=`?

... think this is because there will be an effect for the Garbage collection and memory management, which is a potential security hole in CLR strong typed world. Nevertheless, let's see what exactly an operator is. According to the famous Jeffrey Richter's book, each programming language has its own ...
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Remove the last character from a string [duplicate]

... First, I try without a space, rtrim($arraynama, ","); and get an error result. Then I add a space and get a good result: $newarraynama = rtrim($arraynama, ", "); share | imp...
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In Subversion can I be a user other than my login name?

... Most Subversion commands take the --username option to specify the username you want to use to the repository. Subversion remembers the last repository username and password used in each working copy, which means, among other things, that if yo...
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What is the rationale for fread/fwrite taking size and count as arguments?

We had a discussion here at work regarding why fread and fwrite take a size per member and count and return the number of members read/written rather than just taking a buffer and size. The only use for it we could come up with is if you want to read/write an array of structs which aren't evenly div...
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Take a full page screenshot with Firefox on the command-line

... The Developer Toolbar GCLI and Shift+F2 shortcut were removed in Firefox version 60. To take a screenshot in 60 or newer: press Ctrl+Shift+K to open the developer console (⌥ Option+⌘ Command+K on macOS) type :screenshot or :screenshot --fullpage ...
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Remove or uninstall library previously added : cocoapods

...our podfile (delete the lines with the pods you don't want to use anymore) and run: $ pod install Done. share | improve this answer | follow | ...
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How to format a JavaScript date

...eFormat object (which is part of the ECMAScript Internationalization API), and then manually create a string with the delimiters you want. To do this, you can use DateTimeFormat#formatToParts. You could destructure the array, but that is not ideal, as the array output depends on the locale: // e...
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How to simulate the environment cron executes a script with?

... Good, simple idea. For the impatient use '* * * * *' to run next minute, and remember to turn off again when you are done playing ;-) – Mads Buus Mar 12 '13 at 19:26 ...