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PG undefinedtable error relation users does not exist

... of those commands works until I try you command rake db:reset. The magic happens man! – Travis Le Jan 29 '19 at 7:49 add a comment  |  ...
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How to manually send HTTP POST requests from Firefox or Chrome browser?

I want to test some URLs on a web application I'm working on. For that I would like to manually create HTTP POST requests (meaning I can add whatever parameters I like). ...
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What does this thread join code mean?

... the first join and then the second join handling the InterruptedException appropriately in each case. No need to put them in a loop. share | improve this answer | follow ...
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What is the recommended approach towards multi-tenant databases in MongoDB?

I'm thinking of creating a multi-tenant app using MongoDB. I don't have any guesses in terms of how many tenants I'd have yet, but I would like to be able to scale into the thousands. ...
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QuotaExceededError: Dom exception 22: An attempt was made to add something to storage that exceeded

...torage is not available at all. One solution is to warn the user that the app needs non-private mode to work. UPDATE: This has been fixed in Safari 11, so the behaviour is now aligned with other browsers. share | ...
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Android: Go back to previous activity

I want to do something simple on android app. How is it possible to go back to a previous activity. 23 Answers ...
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This type of CollectionView does not support changes to its SourceCollection from a thread different

...t.DataContract.GetMatchDetailsDC match in matchList) { App.Current.Dispatcher.Invoke((Action)delegate // <--- HERE { _matchObsCollection.Add(match); }); } } ...
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Best practice using NSLocalizedString

I'm (like all others) using NSLocalizedString to localize my app. 9 Answers 9 ...
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How can one display images side by side in a GitHub README.md?

...d color schemes side by side instead of top and bottom. Help would be much appreciated, thanks! 7 Answers ...
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Data Modeling with Kafka? Topics and Partitions

...y. this scene is very good as a example. The user's events on your web or app can be logged by your Web sever and then sent to Kafka broker through the producer. In producer, you could specific the partition method, for example : event type (different event is saved in different partition) or event...