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Can comments be used in JSON?
Can I use comments inside a JSON file? If so, how?
53 Answers
53
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Objective-C: difference between id and void *
...dditional semantic differences:
Under GC Only or GC Supported modes, the compiler will emit write barriers for references of type id, but not for type void *. When declaring structures, this can be a critical difference. Declaring iVars like void *_superPrivateDoNotTouch; will cause premature ...
How do I get and set Environment variables in C#?
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30
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Using curl to upload POST data with files
...TTP multipart POST data (H)
Try this:
curl \
-F "userid=1" \
-F "filecomment=This is an image file" \
-F "image=@/home/user1/Desktop/test.jpg" \
localhost/uploader.php
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What use is find_package() if you need to specify CMAKE_MODULE_PATH anyway?
...ild system working using CMake. Now the software has a few dependencies. I compiled them myself and installed them on my system.
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How to create a GUID/UUID in Python
...method using ActivePython on Windows but it's Windows only because it uses COM. Is there a method using plain Python?
8 Ans...
In Clojure, when should I use a vector over a list, and the other way around?
...de. Good thing answering your own questions is encouraged on Stackoverflow.com :D
I had a quick discussion with Rich Hickey, and here is the gist of it.
[12:21] <Raynes> Vectors aren't seqs, right?
[12:21] <rhickey> Raynes: no, but they are sequential
[12:21] <rhickey> ,(s...
PostgreSQL: Modify OWNER on all tables simultaneously in PostgreSQL
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See REASSIGN OWNED command
Note: As @trygvis mentions in the answer below, the REASSIGN OWNED command is available since at least version 8.2, and is a much easier method.
Since you're changing the ownership for all tables, you likely want ...
What are all the uses of an underscore in Scala?
...tten!
Example showing why foo(_) and foo _ are different:
This example comes from 0__:
trait PlaceholderExample {
def process[A](f: A => Unit)
val set: Set[_ => Unit]
set.foreach(process _) // Error
set.foreach(process(_)) // No Error
}
In the first case, process _ represents...
Regular expression to return text between parenthesis
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