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How to re-create database for Entity Framework?

...lete. 2 )Go to Solution Explorer, click show All Files icon. 3) Go to App_Data, right click and delete all ".mdf" files for this project. 4) Delete Migrations folder by right click and delete. 5) Go to SQL Server Management Studio, make sure the DB for this project is not there, otherwise delete...
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MongoDB/NoSQL: Keeping Document Change History

...when you change its value. A document could look something like this: { _id: "4c6b9456f61f000000007ba6" title: [ { version: 1, value: "Hello world" }, { version: 6, value: "Foo" } ], body: [ { version: 1, value: "Is this thing on?" }, { version: 2, value: "What should I writ...
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Read a zipped file as a pandas DataFrame

... you want to read a zipped or a tar.gz file into pandas dataframe, the read_csv methods includes this particular implementation. df = pd.read_csv('filename.zip') Or the long form: df = pd.read_csv('filename.zip', compression='zip', header=0, sep=',', quotechar='"') Description of the compr...
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Namespace not recognized (even though it is there)

...It would be nice if the error message was better. – L_7337 Oct 12 '15 at 15:31  |  show 6 more comments ...
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How do you default a new class to public when creating it in Visual Studio?

...answered Mar 31 '09 at 5:24 marc_smarc_s 650k146146 gold badges12251225 silver badges13551355 bronze badges ...
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What are the special dollar sign shell variables?

...nt options set for the shell. $$ pid of the current shell (not subshell). $_ most recent parameter (or the abs path of the command to start the current shell immediately after startup). $IFS is the (input) field separator. $? is the most recent foreground pipeline exit status. $! is the PID of the m...
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How can I improve my paw detection?

...mmon image morphology operation. Basically, you have 5 steps: def find_paws(data, smooth_radius=5, threshold=0.0001): data = sp.ndimage.uniform_filter(data, smooth_radius) thresh = data > threshold filled = sp.ndimage.morphology.binary_fill_holes(thresh) coded_paws, num_paws ...
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Get a list of checked checkboxes in a div using jQuery

... values: <div id="checkboxes"> <input type="checkbox" name="c_n[]" value="c_n_0" checked="checked" />Option 1 <input type="checkbox" name="c_n[]" value="c_n_1" />Option 2 <input type="checkbox" name="c_n[]" value="c_n_2" />Option 3 <input type="checkbox" n...
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How to create an infinite loop in Windows batch file?

...it rem ** can be stopped with a syntax error call :stop ) :stop call :__stop 2>nul :__stop () creates a syntax error, quits the batch This could be useful if you need a really infinite loop, as it is much faster than a goto :loop version because a for-loop is cached completely once at sta...
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Unresolved reference issue in PyCharm

... unresolved reference error when trying from src.views.myview import <my_function>... – SexyBeast Jun 2 '16 at 22:47 ...