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namedtuple and default values for optional keyword arguments
...en executed", the annotations for 'Node' in the class fields above must be strings to avoid NameError.
This kind of type hints is called "forward reference" ([1], [2]), and with PEP 563 Python 3.7+ is going to have a __future__ import (to be enabled by default in 4.0) that will allow to use forward...
How do I PHP-unserialize a jQuery-serialized form?
...type.
The serialize method just takes the form elements and puts them in string form. "varname=val&var2=val2"
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How do you create different variable names while in a loop? [duplicate]
...e you can; it's called a dictionary:
d = {}
for x in range(1, 10):
d["string{0}".format(x)] = "Hello"
>>> d["string5"]
'Hello'
>>> d
{'string1': 'Hello',
'string2': 'Hello',
'string3': 'Hello',
'string4': 'Hello',
'string5': 'Hello',
'string6': 'Hello',
'string7': 'Hel...
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...
Should I always return IEnumerable instead of IList?
...ormation but once again, why would you throw away information? If you know extra information about something, pass it on.
– Mel
Oct 20 '11 at 12:13
...
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...
List directory in Go
...log"
"os"
"path/filepath"
)
func main() {
var (
root string
files []string
err error
)
root := "/home/manigandan/golang/samples"
// filepath.Walk
files, err = FilePathWalkDir(root)
if err != nil {
panic(err)
}
// ioutil.Rea...
Group by multiple columns in dplyr, using string vector input
... names, just in a formula instead. The point of the question is how to use strings so as to not have to type asihckhdoydk...
– Gregor Thomas
Jan 28 '15 at 0:18
...
Printing newlines with print() in R
...
An advantage is that you don't have to remember to append a "\n" to the string passed to cat() to get a newline after your message. E.g. compare the above to the same cat() output:
> cat("File not supplied.\nUsage: ./program F=filename")
File not supplied.
Usage: ./program F=filename>
an...
What are all the differences between src and data-src attributes?
...r" to this question; src must be included. You use data- attributes to add extra data for a scripting language (like JavaScript) to leverage.
– Tieson T.
Mar 10 '13 at 7:53
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