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Mongo: find items that don't have a certain field
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171
Yeah, it's possible using $exists:
db.things.find( { a : { $exists : false } } ); // return i...
Android SQLite: nullColumnHack parameter in insert/replace methods
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1 Answer
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Get screen width and height in Android
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1042
Using this code, you can get the runtime display's width & height:
DisplayMetrics displa...
HAProxy redirecting http to https (ssl)
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15 Answers
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ReSharper - force curly braces around single line
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148
In the new version of ReSharper (2016.x) is has been moved to the Code Style.
UPD1: for ReSh...
What is the difference between customErrors and httpErrors?
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edited Jun 20 at 9:12
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answered Mar 19 '10 at 23:08
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Django self-referential foreign key
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edited May 25 at 16:21
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Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The s
...ed both are in different time zone. Choose either of these two solutions:
1) Log in to production server via remote access, and sign in to gmail once with your credentials. They will ask for the confirmation, confirm it and log out.
Or 2) log in gmail to your local computer, Follow this Link and c...
Usage of EnsureSuccessStatusCode and handling of HttpRequestException it throws
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157
The idiomatic usage of EnsureSuccessStatusCode is to concisely verify success of a request, wh...