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How to set the current working directory? [duplicate]

... be a string. in addition, chdir expects a directory name, but you are specifying a file. – mwil.me Jan 14 '16 at 1:25 15 ...
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How to convert a Title to a URL slug in jQuery?

... second replace removes anything not alphanumeric, underscore, or hyphen. If you don't want things "like - this" turning into "like---this" then you can instead use this one: function convertToSlug(Text) { return Text .toLowerCase() .replace(/[^\w ]+/g,'') .replace(/ +/...
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Pandas - Get first row value of a given column

...could use: In [30]: df_test['Btime'].iloc[0] Out[30]: 1.2 There is a difference between df_test['Btime'].iloc[0] (recommended) and df_test.iloc[0]['Btime']: DataFrames store data in column-based blocks (where each block has a single dtype). If you select by column first, a view can be returned...
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How to scale a UIImageView proportionally?

... For anyone having the same problem in Swift: ScaleAspectFit is now an enum UIViewContentMode, so you would set imageView.contentMode = UIViewContentMode.ScaleAspectFit. Note the period. – sudo make install Feb 14 '15 at 10:28 ...
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How to work with Git branches and Rails migrations

... @pisaruk I know you answered this six years ago, but reading I'm curious what an example of a non-reversible migration would be. I'm having a hard time imagining a situation. I guess the simplest would be a dropped column containing a ...
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Node.js: Difference between req.query[] and req.params

...ok up a parameter in both places (as well as req.body), but this method is now deprecated. share | improve this answer | follow | ...
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Multiple DB Contexts in the Same DB and Application in EF 6 and Code First Migrations

...Code First Migrations. I am using Areas in the app and would like to have different DbContexts in each area to break it up. I know EF 6 has ContextKey, but I can't find complete information on how to use it. Currently I can only use migrations one context at a time. ...
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Regex not operator

...ver: \((?!2001)[0-9a-zA-z _\.\-:]*\) The (?!...) part means "only match if the text following (hence: lookahead) this doesn't (hence: negative) match this. But it doesn't actually consume the characters it matches (hence: zero-width). There are actually 4 combinations of lookarounds with 2 axes:...
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Can't find Request.GetOwinContext

...nitions you have should be fine. EDIT Okay, to clear up some confusion: If you are using an ApiController (i.e MyController : ApiController) you will require the Microsoft.AspNet.WebApi.Owin package. If you are using a regular Mvc controller (i.e. MyController : Controller) you will need the Mi...
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Which is faster: Stack allocation or Heap allocation

... On some (mostly embedded, that I know of) architectures, stack may be stored in fast on-die memory (e.g. SRAM). This can make a huge difference! – leander Jul 15 '09 at 1:16 ...