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“There was an error while performing this operation”
...e in IIS for which I cannot open any of the settings like Authentication, Handler Mappings, Authorization Rules etc. It just shows the error message "There was an error while performing this operation", with no more details and points to web.config.
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Convert a matrix to a 1 dimensional array
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That's a vector, and not a 1-d array.
– hadley
Sep 29 '10 at 20:35
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Swift - How to convert String to Double
I'm trying to write a BMI program in swift language.
And I got this problem: how to convert a String to a Double?
29 Answer...
gulp command not found - error after installing gulp
I've installed gulp both globally and locally using
39 Answers
39
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How do I load an HTML page in a using JavaScript?
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Even though this is elegant and clean, I suppose it would be better if you actually created the object element through the DOM api.
– David
Jan 21 '15 at 19:13
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How to shift a column in Pandas DataFrame
I would like to shift a column in a Pandas DataFrame , but I haven't been able to find a method to do it from the documentation without rewriting the whole DF. Does anyone know how to do it?
DataFrame:
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select * vs select column
If I just need 2/3 columns and I query SELECT * instead of providing those columns in select query, is there any performance degradation regarding more/less I/O or memory?
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Send attachments with PHP Mail()?
...cript from here: http://github.com/PHPMailer/PHPMailer
Extract the archive and copy the script's folder to a convenient place in your project.
Include the main script file -- require_once('path/to/file/class.phpmailer.php');
Now, sending emails with attachments goes from being insanely difficult t...
msbuild.exe staying open, locking files
...sbuild (.NET 4). I have a strange issue in that after a build is complete (and it doesn't seem to matter if it was a successful build or not), msbuild.exe stays open, and locks one of the files, which means every time TeamCity tries to clear its work directory, it fails, and can't continue.
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Mockito How to mock only the call of a method of the superclass
...wever you are not allowed to change the code, but you must test it anyway, and in this awkward way, there is still hope. With some AOP tools (for example AspectJ) you can weave code into the super class method and avoid its execution entirely (yuck). This doesn't work if you're using proxies, you ha...