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postgresql - sql - count of `true` values
In the above table, if I do :
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How to print a int64_t type in C
C99 standard has integer types with bytes size like int64_t. I am using the following code:
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LINQ with groupby and count
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After calling GroupBy, you get a series of groups IEnumerable<Grouping>, where each Grouping itself exposes the Key used to create the group and also is an IEnumerable<T> of whatever items are in your original data set. You...
How do I sort an observable collection?
I have a following class :
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notifyDataSetChange not working from custom adapter
...is.notifyDataSetChanged();
}
So you keep the same object as your DataSet in your Adapter.
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Hide html horizontal but not vertical scrollbar
... not a horizontal one. I am not able to use overflow:auto due to other things specific to my situation.
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How many parameters are too many? [closed]
Routines can have parameters, that's no news. You can define as many parameters as you may need, but too many of them will make your routine difficult to understand and maintain.
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Should we use Nexus or Artifactory for a Maven Repo?
We are using Maven for a large build process (> 100 modules). We have been storing our external dependencies in source control, and using that to update a local repo.
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Does disposing streamreader close the stream?
I am sending a stream to methods to write on, and in those methods I am using a binary reader/wrtier. When the reader/writer gets disposed, either by using or just when it is not referenced, is the stream closed as well??
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Why are mutable structs “evil”?
Following the discussions here on SO I already read several times the remark that mutable structs are “evil” (like in the answer to this question ).
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