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Automatic creation date for Django model form objects?

...t do that (the database needs something to populate existing rows). Please select a fix: 1) Provide a one-off default now (will be set on all existing rows) 2) Quit, and let me add a default in models.py Select an option: 1 Please enter the default value now, as valid Python The datetime and djang...
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Could not launch process launch failed: timed out waiting for app to launch

... Can I upload app in testflight via selecting developer certificate? Cause my app runs fine until I uploded to testflight and after uploding to testflight via distribution certificate this error is going to occur. – Mrugesh Tank ...
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WCF ServiceHost access rights

...this locate the Visual Studio 2008/10 application icon, right click it and select "Run as administrator" share | improve this answer | follow | ...
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Why does Windows64 use a different calling convention from all other OSes on x86-64?

... RAX (return value) and RCX, RDX, R8, R9 (arg[0..3]) are an understandable selection if you choose four registers for arguments. I don't know why the AMD64 UN*X ABI chose RDX before RCX. Choosing six argument registers on x64 - UN*X specific UN*X, on RISC architectures, has traditionally done argume...
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Could not load NIB in bundle

...les in the file inspector ,the property "Target Membership" pitch on the select box, then your xib file was linked with your target share | improve this answer | follow ...
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Redirecting from HTTP to HTTPS with PHP

...uestion when I searched for “php redirect http to https”. However, the selected answer didn’t work for me. After some trial and error, I discovered that with IIS, $_SERVER['HTTPS'] is set to off for non-TLS connections. I thought the following code should help any other IIS users who come to...
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How to remove all of the data in a table using Django

... /admin/dc_dash/model_4/ relation "dc_dash_model_4" does not exist LINE 1: SELECT COUNT(*) AS "__count" FROM "dc_dash_model_4" Do consider that - if we do not go to the ADMIN Console and try and see objects of the model - which have been already deleted - the Django app works just as intended. ...
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Why can't R's ifelse statements return vectors?

...urns a value with the same shape as test which is filled with elements selected from either yes or no depending on whether the element of test is TRUE or FALSE. Since you are passing test values of length 1, you are getting results of length 1. If you pass longer test vectors, you will get...
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Get yesterday's date using Date [duplicate]

...ta between two dates. You don't need to run it for each day may be pick up selective corner dates (1st Jan, 1st Mar, 28 or 29th Feb) – Jigar Joshi Feb 20 '18 at 19:15 add a co...
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Generate a random letter in Python

...tates If the relative weights or cumulative weights are not specified, the selections are made with equal probability. This would mean, that the distribution is the discrete uniform distribution (en.wikipedia.org/wiki/Discrete_uniform_distribution). – Qaswed Oc...