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How to read all files in a folder from Java?
...fileEntry);
} else {
System.out.println(fileEntry.getName());
}
}
}
final File folder = new File("/home/you/Desktop");
listFilesForFolder(folder);
Files.walk API is available from Java 8.
try (Stream<Path> paths = Files.walk(Paths.get("/home/you/Desktop"))) ...
C++: const reference, before vs after type-specifier
What is the difference between the arguments in:
7 Answers
7
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Why does PHP consider 0 to be equal to a string?
... is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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How does push notification technology work on Android?
How has Google implemented their push notification feature? Does it work through polling done by a service running in the background or in a different way?
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How to programmatically set style attribute in a view
...een, or part of a layout, or individual button in your XML layout using themes or styles. Themes can, however, be applied programmatically.
There is also such a thing as a StateListDrawable which lets you define different drawables for each state the your Button can be in, whether focused, selecte...
Force line-buffering of stdout when piping to tee
...y, stdout is line-buffered. In other words, as long as your printf argument ends with a newline, you can expect the line to be printed instantly. This does not appear to hold when using a pipe to redirect to tee .
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Swift - Split string over multiple lines
...ines they can also contain unescaped quotes.
var text = """
This is some text
over multiple lines
"""
Older versions of Swift don't allow you to have a single literal over multiple lines but you can add literals together over multiple lines:
var text = "This is some text\n"
...
How do I unlock a SQLite database?
...y closed that program for unlock database
In Linux and macOS you can do something similar, for example, if your locked file is development.db:
$ fuser development.db
This command will show what process is locking the file:
> development.db: 5430
Just kill the process...
kill -...
What is the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?
...the best way to convert seconds into (Hour:Minutes:Seconds:Milliseconds) time?
13 Answers
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How does Apple know you are using private API?
...
There are 3 ways I know. These are just some speculation, since I do not work in the Apple review team.
1. otool -L
This will list all libraries the app has linked to. Something clearly you should not use, like IOKit and WebKit can be detected by this.
2. nm -u
T...