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Getting All Variables In Scope
... var x = 0;
console.log(x);
};
You can convert your function to a string:
var s = f + '';
You will get source of function as a string
'function () {\nvar x = 0;\nconsole.log(x);\n}'
Now you can use a parser like esprima to parse function code and find local variable declarations.
var...
How to print to stderr in Python?
...
Advantage of the print statement is easy printing of non-string values, without having to convert them first. If you need a print statement, I would therefore recommend using the 3rd option to be python 3 ready
– vdboor
Apr 6 '12 at 11:22
...
Why is there “data” and “newtype” in Haskell? [duplicate]
... Bool
inside the CoolBool was True or False:
helloMe :: CoolBool -> String
helloMe (CoolBool _) = "hello"
Instead of applying this function to a normal CoolBool, let's throw it a curveball and apply it to undefined!
ghci> helloMe undefined
"*** Exception: Prelude.undefined
...
Does Swift have documentation generation support?
... Nothing useful.
func doNothing(int: Int, bool: Bool = false) throws -> String {
if unlucky { throw Error.BadLuck }
return "Totally contrived."
}
Syntax for Swift 2 (based on Markdown)
Comment Style
Both /// (inline) and /** */ (block) style comments are supported for producing ...
How to perform file system scanning
...ain
import (
"path/filepath"
"os"
"flag"
"fmt"
)
func visit(path string, f os.FileInfo, err error) error {
fmt.Printf("Visited: %s\n", path)
return nil
}
func main() {
flag.Parse()
root := flag.Arg(0)
err := filepath.Walk(root, visit)
fmt.Printf("filepath.Walk() returned %v\...
How do I print the full value of a long string in gdb?
I want to print the full length of a C-string in GDB. By default it's being abbreviated, how do I force GDB to print the whole string?
...
When to use ' (or quote) in Lisp?
... as their values, and markers where you in other languages would have used strings, such as keys to hash tables.
This is where quote comes in. Say you want to plot resource allocations from a Python application, but rather do the plotting in Lisp. Have your Python app do something like this:
pri...
How can I correctly prefix a word with “a” and “an”?
...efix), otherwise you may need a special case for a completely-non matching string (such input should be very rare).
You probably can't get much better than this - and it'll certainly beat most rule-based systems.
Edit: I've implemented this in JS/C#. You can try it in your browser, or download t...
Does Dart support enumerations?
...
how about this approach:
class FruitEnums {
static const String Apple = "Apple";
static const String Banana = "Banana";
}
class EnumUsageExample {
void DoSomething(){
var fruit = FruitEnums.Apple;
String message;
switch(fruit){
case(FruitEnums.Apple):
...
What size do you use for varchar(MAX) in your parameter declaration?
...
cmd.Parameters.Add("@blah", OleDbType.LongVarChar, -1).Value = "very big string";
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