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What does the number in parentheses shown after Unix command names in manpages mean?
...
Key bit of info: to access a man page given as "foo(5)": man 5 foo
– Steve Bennett
Sep 17 '15 at 5:16
3
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Is there a simple way to convert C++ enum to string?
...ontext="_1" location="f0:1" file="f0" line="1">
<EnumValue name="FOO" init="0"/>
<EnumValue name="BAR" init="80"/>
</Enumeration>
<File id="f0" name="my_enum.h"/>
</GCC_XML>
You could use any language you prefer to pull out the Enumeration and EnumValue...
Best way to store a key=>value array in JavaScript?
...rts it (IE9 and up), it is safer to create the empty object first with var foo = Object.create(null) and then add properties to it like foo.bar = "baz". Creating an object with {} is equivalent to Object.create(Object.prototype), which means that it inherits all properties of Object. Normally that i...
How to pass anonymous types as parameters?
... (when extracting data) is to also pass a selector - i.e. something like:
Foo<TSource, TValue>(IEnumerable<TSource> source,
Func<TSource,string> name) {
foreach(TSource item in source) Console.WriteLine(name(item));
}
...
Foo(query, x=>x.Title);
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In Perl, how can I read an entire file into a string?
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local $foo = undef is just the Perl Best Practice (PBP) suggested method. If we are posting snippits of code I'd think doing our best to make it clear would be A Good Thing.
– Danny
Jun 5 '09 a...
What JSON library to use in Scala? [closed]
...:
import com.owlike.genson.defaultGenson_
val json = toJson(Person(Some("foo"), 99))
val person = fromJson[Person]("""{"name": "foo", "age": 99}""")
case class Person(name: Option[String], age: Int)
Disclaimer: I am Gensons author, but that doesn't meen I am not objective :)
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When to use -retainCount?
...1] would have a retainCount of 1. It doesn't. It's 2.
You'd think that @"Foo" would have a retainCount of 1. It doesn't. It's 1152921504606846975.
You'd think that [NSString stringWithString:@"Foo"] would have a retainCount of 1. It doesn't. Again, it's 1152921504606846975.
Basically, since ...
Is it possible only to declare a variable without assigning any value in Python?
...ually going to assign to or use them. I think what you want to do is just
foo = None
which will assign the value None to the variable foo.
EDIT: What you really seem to want to do is just this:
#note how I don't do *anything* with value here
#we can just start using it right inside the loop
fo...
How to test if string exists in file with Bash?
...string matches an entire line, not just a part of it: so if you search for foo, only lines containing exactly foo are matched, not foobar. (There was an error in my examples; it still used some regex syntax. Fixed now.)
– Thomas
Jan 24 '11 at 17:04
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How to go to each directory and execute a command?
...ommands don't actually care in which directory you execute them. for f in foo bar; do cat "$f"/*.txt; done >output is functionally equivalent to cat foo/*.txt bar/*.txt >output. However, ls is one command that does produce slightly different output depending on how you pass it arguments; sim...