syntax Questions
3
Solved
I'm dusting off my Atari ST 520, and am trying to understand some semantic details of the GFA basic. The TYPE(ptr) function is documented this way :
Determines the type of the variable at which ...
Guardhouse asked 26/2, 2014 at 10:24
5
Solved
In Python I can do this:
>>> import itertools
>>> for i, j, in itertools.product(range(3), repeat=2): print i, j
...
0 0
0 1
0 2
1 0
1 1
1 2
2 0
2 1
2 2
Is it possible to have ...
2
Please help me to understand how can I comment out a single line from a clang-tidy configuration file.
Bautista asked 4/3, 2021 at 9:13
3
Solved
At work I've been using linux and the GCC compiler for C++11 and C++14. In some of the code at work, I've used a union to store both a reference and a pointer, as so: (Simplified to just the import...
Contrayerva asked 1/8, 2016 at 4:58
4
Sass announced there will be some upcoming breaking changes to the syntax in mixed declarations. As of Sass 1.77.7 I'm getting the following warnings when compiling. -
Sass's behavior for declarat...
4
Solved
This question is not seeking developer code formatting opinions. Personally, I prefer to use scientific notation in my JS code when I can because I believe it is more readable. For me, 6e8 is more ...
Foreignborn asked 22/9, 2017 at 14:10
5
Solved
In Python, what's the difference between arguments having default values:
def f(a,b,c=1,d=2): pass
and keyword arguments:
def f(a=1,b=2,c=3): pass
? I guess there's no difference, but the tut...
11
Solved
What is the proper syntax for a method that checks a string for a pattern, and returns true or false if the regex matches?
Basic idea:
def has_regex?(string)
pattern = /something/i
return strin...
1
Solved
Let's say you have an enum:
enum Expr {
binExp,
unExp,
Literal,
Group,
}
Should you prefer match or if/else chains to call methods based on Expr?
match self {
Expr::binExp => todo!(),
...
Madalynmadam asked 9/4, 2022 at 9:37
4
Solved
I can express
3rd page is the title page
in YAML
title: 3
What about the following?
Pages 10 to 15 contains chapter 1
One way is
chapter 1: [10, 11, 12, 13, 14, 15]
I would prefer a...
5
Solved
I know that there is already a way to find if a number is even or odd using the modulus (What is the fastest way to find if a number is even or odd?). However, I was wondering if there is a C# func...
10
Solved
There is a known "pattern" to get the captured group value or an empty string if no match:
match = re.search('regex', 'text')
if match:
value = match.group(1)
else:
value = ""
or:
match = re....
8
Solved
How can I check the SQL syntax in a .sql file?
Federalism asked 5/6, 2009 at 15:29
4
Solved
Currently writing a function that converts a numerical grade into American system. Basically the result should be like this:
You got a D (60%)!
But I get this :
You got a 60 60%!
Apart from th...
Lancaster asked 29/1, 2020 at 17:21
3
Solved
I stumbled upon this code on github:
if (requestHeaders is {})
and I don't understand what it does exactly.
Upon experimenting it's seems to only be false when requestHeaders is null.
Is this ...
4
Solved
Not to be confused with how to split a string parsing wise, e.g.:
Split a string in C++?
I am a bit confused as to how to split a string onto multiple lines in c++.
This sounds like a simple ques...
Franciscofranciska asked 4/10, 2010 at 21:13
6
Solved
It may not be a good idea to name a variable after a reserved word, but I am curious:
Is there any escape syntax in Python to allow you to use a reserved word as the name of a variable?
For examp...
2
Solved
Currently learning about Scala 3 implicits but I'm having a hard time grasping what the as and with keywords do in a definition like this:
given listOrdering[A](using ord: Ordering[A]) as Ordering...
5
Solved
When you initialize an array, you can assign multiple values to it in one spot:
int array [] = {1,3,34,5,6};
... but what if the array is already initialized and I want to completely replace the v...
Woodford asked 20/4, 2011 at 15:25
4
Solved
Having just pulled my hair off because of a difference, I'd like to know what the difference really is in Python 2.5.
I had two blocks of code (dbao.getConnection() returns a MySQLdb connection).
...
3
Solved
I have a table that was created as such:
CREATE TABLE IF NOT EXISTS DIM_Jour (
jour_id uuid NOT NULL,
AAAA int,
MM int,
JJ int,
Jour_Semaine int,
Num_Semaine int,
PRIMARY KEY (jour_id)
);
...
Voluptuous asked 19/11, 2020 at 15:34
18
Is it possible to have multi-line strings in JSON?
It's mostly for visual comfort so I suppose I can just turn word wrap on in my editor, but I'm just kinda curious.
I'm writing some data files in ...
31
Solved
In PHP, strings are concatenated together as follows:
$foo = "Hello";
$foo .= " World";
Here, $foo becomes "Hello World".
How is this accomplished in Bash?
Encumbrance asked 15/11, 2010 at 5:38
4
Solved
I'm new to Dart and just learning the basics.
The Dart-Homepage shows following:
It turns out that Dart does indeed have a way to ask if an optional
parameter was provided when the method was ...
Bb asked 14/6, 2015 at 14:33
2
Solved
Is the following a standard C function declaration according to ISO/IEC 9899:2017 (c17)?
int foo(int (bar), int (baz));
If so, please point me to the section in the standard that defines this.
In ...
Acephalous asked 14/3 at 21:16
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