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Does pandas iterrows have performance issues?

... Generally, iterrows should only be used in very, very specific cases. This is the general order of precedence for performance of various operations: 1) vectorization 2) using a custom cython routine 3) apply a) reductions tha...
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Weird “[]” after Java method signature

... Java platform, a declaration form for a method that returns an array is allowed to place (some or all of) the empty bracket pairs that form the declaration of the array type after the parameter list. This is supported by the obsolescent production: MethodDeclarator:     Meth...
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Change computer name for a TFS Workspace

... Or push WindowButton -> All Programs -> Visual Studio 2013 -> Visual Studio Tools -> Developer Command Prompt for VS2013 – Asaf Jan 27 '15 at 5:44 ...
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Swift compiler segmentation fault when building

...Thanks, this is my case too. Swift has been giving me unpleasant surprises all along the way, but this one is way over the limit. – CodeBrew Feb 15 '15 at 22:37 ...
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Getting a list of files in a directory with a glob

...ing operations for you. The functions and types are declared in a header called glob.h, so you'll need to #include it. If open up a terminal an open the man page for glob by typing man 3 glob you'll get all of the information you need to know to use the functions. Below is an example of how you c...
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ASP.NET_SessionId + OWIN Cookies do not send to browser

...do a little more work for each request. Back to our login problem With all these pieces your scenarios can be explained. Case 1 - Session was never set System.Web.SessionState.SessionStateModule, s_sessionEverSet property is false. No session id's are generated by session state module and Syst...
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How to make jQuery to not round value returned by .width()?

...han the style of the element. It was introduced in IE4 and is supported by all browsers: $("#container")[0].getBoundingClientRect().width Note: For IE8 and below, see the "Browser Compatibility" notes in the MDN docs. $("#log").html( $("#container")[0].getBoundingClientRect().width ); #...
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Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no

...ode and select Activity Monitor. Take a look at the running processes. Normally most will be idle or running. When the problem occurs you can identify any blocked process by the process state. If you right-click on the process and select details it'll show you the last query executed by the process....
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Remove whitespaces inside a string in javascript

... For space-character removal use "hello world".replace(/\s/g, ""); for all white space use the suggestion by Rocket in the comments below! share | improve this answer | f...
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How to increase font size in the Xcode editor?

... for: Plain text Comments Documentation Comments . . . Select any or all items from the source editor list and the name and size of the font for that particular text will show up in the 'Font' window below the 'Source Editor' window. (If you happen to skip highlighting one of these, you will b...