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How to recursively list all the files in a directory in C#?
How to recursively list all the files in a directory and child directories in C#?
22 Answers
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Create empty queryset by default in django form fields
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How can I create tests in Android Studio?
...8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.myapp.MainActivity...
What is the difference between String.Empty and “” (empty string)?
...t on the heap anyhow.
According to the C# specification, section 2.4.4.5:
http://msdn.microsoft.com/en-us/library/aa691090(VS.71).aspx
Each string literal does not necessarily result in a new string instance. When two or more string literals that are equivalent according to the string equality ...
AWS S3: how do I see how much disk space is using
I have AWS account. I'm using S3 to store backups from different servers. The question is there any information in the AWS console about how much disk space is in use in my S3 cloud?
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Thread context switch Vs. process context switch
...s which they actually use.
P.S.: Good post about context switch overhead: http://blog.tsunanet.net/2010/11/how-long-does-it-take-to-make-context.html
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Connecting overloaded signals and slots in Qt 5
I'm having trouble getting to grips with the new signal/slot syntax (using pointer to member function) in Qt 5, as described in New Signal Slot Syntax . I tried changing this:
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Rails where condition using NOT NIL
...t's easy:
Foo.includes(:bar).where.not(bars: {id: nil})
See also:
http://guides.rubyonrails.org/active_record_querying.html#not-conditions
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How to get the seconds since epoch from the time + date output of gmtime()?
...re two ways, depending on your original timestamp:
mktime() and timegm()
http://docs.python.org/library/time.html
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How to import existing *.sql files in PostgreSQL 8.4?
...; done
Here's the documentation of the psql application (thanks, Frank): http://www.postgresql.org/docs/current/static/app-psql.html
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