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How do I start Mongo DB from Windows?

... Download from http://www.mongodb.org/downloads Install .msi file in folder C:\mongodb Create data, data\db, log directories and mongo.config file under C:\mongodb. Add the following lines in "mongo.config" file port=27017 dbpath=C:\mongodb\data\...
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Do you have to put Task.Run in a method to make it async?

... var client = new HttpClient(); var html = await client.GetAsync("http://www.example.com/"); return html.Length; } So, the basic pattern of things is to have async code depend on "awaitables" in its await expressions. These "awaitables" can be other async methods or just regular methods return...
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MySQL Error 1093 - Can't specify target table for update in FROM clause

... use in the SELECT part. This behaviour is documented at: http://dev.mysql.com/doc/refman/5.6/en/update.html Maybe you can just join the table to itself If the logic is simple enough to re-shape the query, lose the subquery and join the table to itself, employing appropriate selection criteria. Th...
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How do I revert an SVN commit?

I have found various examples of how to revert an SVN commit like 12 Answers 12 ...
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When saving, how can you check if a field has changed?

...stead of overwriting init, I'd use the post_init-signal docs.djangoproject.com/en/dev/ref/signals/#post-init – vikingosegundo Nov 24 '09 at 22:43 24 ...
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NOT using repository pattern, use the ORM as is (EF)

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Concatenating two std::vectors

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How to 'insert if not exists' in MySQL?

...… ON DUPLICATE KEY UPDATE syntax, you can find explanations on dev.mysql.com Post from bogdan.org.ua according to Google's webcache: 18th October 2007 To start: as of the latest MySQL, syntax presented in the title is not possible. But there are several very easy ways to accomplish w...
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Git branch strategy for small dev team [closed]

... article on his site on how Github's workflow with Git works - scottchacon.com/2011/08/31/github-flow.html – program247365 Dec 29 '11 at 21:51 71 ...
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Can you do a partial checkout with Subversion?

...sub folders by using --set-depth command. svn update --set-depth=exclude www See: http://blogs.collab.net/subversion/sparse-directories-now-with-exclusion The set-depth command support multipile paths. Updating the root local copy will not change the depth of the modified folder. To restore t...