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How does MongoDB sort records when no sort order is specified?
...ail. Maintaining order is extra overhead for storage engines and MongoDB's API does not mandate predictability outside of an explicit sort() or the special case of fixed-sized capped collections which have associated usage restrictions. For typical workloads it is desirable for the storage engine to...
Accessing MP3 metadata with Python [closed]
..., FLAC etc. I've written several scripts with a lot of success using this API.
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System.Data.SQLite Close() not releasing database file
...SQLiteConnection.ClearAllPools(); deals with the issue using the library's API.
– Aaron Hudon
Aug 6 '15 at 20:58
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Proper usage of Optional.ifPresent()
I am trying to understand the ifPresent() method of the Optional API in Java 8.
5 Answers
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Mocha / Chai expect.to.throw not catching thrown errors
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Oof. Why don't the docs (chaijs.com/api/bdd/#throw) demonstrate this usage of bind? Seems like the most common testing scenario for to.throw is testing a particular condition within a function, which requires calling that function with the invalid state/argumen...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...n.org/3/library/os.html#os.chmod and the names are the same as the POSIX C API values documented at man 2 stat.
Another advantage is the greater portability as mentioned in the docs:
Note: Although Windows supports chmod(), you can only set the file’s read-only flag with it (via the stat.S_IW...
What is the 'CLSCompliant' attribute in .NET?
...e to do.
If you intend your code to be consumed by other developers, your API (your public classes and methods) should be CLS compliant. You should declare this by adding the CLSCompliantAttribute to your assemblies. If you are not writing for others, CLS compliance is not necessary, although FxCop...
Do SVG docs support custom data- attributes?
...LUTION: We will reserve "data-*" attributes to be used in SVG content. The API for handling them is on Element. (from SVG WG Telecon on 15-Jan-2015)
https://lists.w3.org/Archives/Public/www-svg/2014Dec/0022.html
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mongodb count num of distinct values per field/key
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Here is example of using aggregation API. To complicate the case we're grouping by case-insensitive words from array property of the document.
db.articles.aggregate([
{
$match: {
keywords: { $not: {$size: 0} }
}
},
{ $unw...
How to use UTF-8 in resource properties with ResourceBundle
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look at this : http://docs.oracle.com/javase/6/docs/api/java/util/Properties.html#load(java.io.Reader)
the properties accept an Reader object as arguments, which you can create from an InputStream.
at the create time, you can specify the encoding of the Reader:
InputStreamR...