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Convert a Scala list to a tuple?
...cala> val hlist = "z" :: 6 :: "b" :: true :: HNil
hlist: shapeless.::[String,shapeless.::[Int,shapeless.::[String,shapeless.::[Boolean,shapeless.HNil]]]] = z :: 6 :: b :: true :: HNil
scala> val tup = hlist.tupled
tup: (String, Int, String, Boolean) = (z,6,b,true)
scala> tup
res0: (St...
C/C++ NaN constant (literal)?
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What are the differences between outputs for different strings? Which one should we use in typical numerical code?
– quant_dev
Jul 26 at 19:55
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Java: splitting a comma-separated string but ignoring commas in quotes
I have a string vaguely like this:
11 Answers
11
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What are the downsides to using Dependency Injection? [closed]
... I probably want to switch from std::cout to std::wcout. But that means my strings then have to be of wchar_t, not of char. Either every caller has to be changed, or (more reasonably), the old implementation gets replaced with an adaptor that translates the string and calls the new implementation.
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Why do some claim that Java's implementation of generics is bad?
...etrized instance. For example, if I have a class with a method foo(List<String>), I can reflectively find "String"
– oxbow_lakes
Feb 6 '09 at 16:35
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Byte order mark screws up file reading in Java
...ets read along with the rest of the first line, thus causing problems with string compares.
9 Answers
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Difference between VARCHAR and TEXT in MySQL [duplicate]
...size)
takes 2 + c bytes of disk space, where c is the length of the stored string.
cannot be (fully) part of an index. One would need to specify a prefix length.
VARCHAR(M)
variable max size of M characters
M needs to be between 1 and 65535
takes 1 + c bytes (for M ≤ 255) or 2 + c (for 256 ≤...
Hash Map in Python
...text, is dict(key1=value1, key2=value2, ...) but that requires the keys to strings which are also valid Python identifiers (and internally, this also creates a dictionary).
– user395760
Jan 2 '12 at 17:31
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Remove characters from NSString?
I want to remove the spaces, so the new string would be "ABCDEFG".
6 Answers
6
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What is the purpose of fork()?
... child process to complete
waitpid(child_process_id, ...); // omitted extra args for brevity
// child process finished!
} else {
// Fork returns 0 in the child process. Child executes this.
// new argv array for the child process
const char *argv[] = {"arg1", "arg2", "arg3", ...