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Printing without newline (print 'a',) prints a space, how to remove?
...want to print integers, floats, or other non-string values, you'll have to convert them to a string with the str() function.
printf(str(2) + " " + str(4))
The output will be: 2 4
share
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improve ...
Is there a naming convention for git repositories?
...s often seen in URLs (e.g. on github) that may be case insensitive or even converted to lower case, and for this reason camelCase is a bad idea. I don't think github does this, but still seems better to be save.
– jdg
Aug 7 '13 at 15:48
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How to find the sum of an array of numbers
...resentation of JavaScript code. Using the Array.prototype.join function to convert the array to a string, we change [1,2,3] into "1+2+3", which evaluates to 6.
console.log(
eval([1,2,3].join('+'))
)
//This way is dangerous if the array is built
// from user input as it may be exploited ...
AngularJS passing data to $http.get request
...
This works but the params object is being converted into String. How do i retain the original object?
– wdphd
Mar 2 '15 at 16:23
13
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Are list-comprehensions and functional functions faster than “for loops”?
... in Python, is a list-comprehension, or functions like map() , filter() and reduce() faster than a for loop? Why, technically, they run in a C speed , while the for loop runs in the python virtual machine speed ?.
...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...ll TTY devices but you might want to exclude those pesky virtual terminals and pseudo terminals. I suggest you examine only those which have a device/driver entry:
# ll /sys/class/tty/*/device/driver
lrwxrwxrwx 1 root root 0 2012-03-28 19:07 /sys/class/tty/ttyS0/device/driver -> ../../../bus/pnp...
Ternary Operators in JavaScript Without an “Else”
...
> Returns expr1 if it can be converted to true; otherwise, returns expr2. Logical Operators (MDN)
– Szabolcs Páll
Sep 30 '15 at 10:00
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Find current directory and file's directory [duplicate]
...h string or bytes objects, and did not support Path objects, so you had to convert Path objects to strings or use Path.open() method, but the latter option required you to change old code:
$ cat scripts/2.py
from pathlib import Path
p = Path(__file__).resolve()
with p.open() as f: pass
with open(...
Is it possible to make a type only movable and not copyable?
...ntation.
To answer the question you didn't ask... "what's up with moves and copy?":
Firstly I'll define two different "copies":
a byte copy, which is just shallowly copying an object byte-by-byte, not following pointers, e.g. if you have (&usize, u64), it is 16 bytes on a 64-bit computer, ...
p vs puts in Ruby
... on a new line. Each given object
that isn’t a string or array will be converted by calling its to_s
method. If called without arguments, outputs a single newline.
let's try it on irb
# always newline in the end
>> puts # no arguments
=> nil # return nil and writes a newline
>...