function Questions
7
Solved
How do I find out the filename of the script that called my function?
For example,
function sthing() {
echo __FILE__; // echoes myself
echo __CALLER_FILE__; // echoes the file that called me
}
7
Solved
Here is the full context of the situation:
I recently got a new Mac, I'm a php developer so I downloaded MAMP and started developing.
First I noticed that my includes were not being included, but...
Sneak asked 23/4, 2011 at 3:47
7
Solved
I have this in my .bashrc:
LIGHTGREEN="\[\033[1;32m\]"
LIGHTRED="\[\033[1;31m\]"
WHITE="\[\033[0;37m\]"
RESET="\[\033[0;00m\]"
function error_test {
if [[ $? = "0" ]]; then
echo -e "$LIGHTGREEN...
3
Solved
I've long used the find command for finding files and directories in the current directory and all subdirectories that match a pattern:
find . -name "*.txt" -print
find . -name "Bill*" -print
Bu...
4
Solved
Take this simple dataset and function (representative of more complex problems):
x <- data.frame(a = 1:3, b = 2:4)
mult <- function(a,b,n) (a + b) * n
Using base R's Map I could do this to...
3
Solved
Is there possible in bash to call some command when function exits. I mean something like:
function foo
{
# something like this maybe?
trap "echo \"exit function foo\"" EXIT
# do something
}
...
5
I was previously able to deploy an Azure function written in Python using the command func azure functionapp publish <FunctionAppName> from my project directory, building it remotely. It work...
Deoxidize asked 19/2, 2020 at 8:34
6
Solved
The little knowledge I have about first-class functions is that it supports passing functions as arguments and we can also return them as the values in another function ... I am very new in Swift p...
V asked 7/10, 2014 at 12:40
4
Solved
For example, when I have:
def function(text):
print(text)
mylist = [function('yes'),function('no')]
mylist[0]
It just prints yes and no and doesn't do anything with mylist[0].
I want it to b...
Audwin asked 6/12, 2019 at 23:14
5
Solved
8
I was asked a very interesting question during a C interview: How can you implement a function f() in such a way that it can only be called from a particular g() function. If a function other than ...
Handiwork asked 9/9, 2009 at 20:3
5
Solved
Do anyone know how I can remove the number of current available stock that is shown on my Woocommerce product page next the the title of the product? I guess this has changed since the recent Wooco...
Bremble asked 7/7, 2016 at 10:36
4
Solved
I'm wondered if it's possible in google sheet to convert Gregorian calendar to jalali using a function. In fact, I have some date such as :
February 20, 2021 4:30 AM
I need to display this date in...
Straightforward asked 22/2, 2021 at 12:41
3
Solved
How can I declare a variable in a table valued function?
Rondeau asked 12/7, 2011 at 8:38
3
Is there a way in js to list all the builtin functions and some info on their parameterlists? I couldn't really find anything about reflection to do this sort of thing
edit:
The functions such as ...
Barton asked 1/1, 2012 at 15:54
19
I have an array of numbers that I am trying to reverse. I believe the function in my code is correct, but I cannot get the proper output.
The output reads: 10 9 8 7 6.
Why can't I get the other ha...
5
I would like to call C functions (e.g. form the stdlib, math ...) dynamically. This means that my C program only knows the pointer to a random function (e.g. printf) and its signature (coded as a c...
6
Solved
I have been trying to create a decorator that can be used with both functions and methods in python. This on it's own is not that hard, but when creating a decorator that takes arguments, it seems ...
9
Solved
I know this is really simple but it just isn't coming to me for some reason and google isn't helping me today.
I want to output the pages content, how do I do that?
I thought it was this:
<?p...
1
Solved
#include <iostream>
#include <thread>
template<int Num>
class MyClass {
public:
MyClass(int val) : val_(val) {}
// Copy constructor
MyClass(const MyClass& other) : val_(o...
Hittel asked 26/4 at 6:54
6
Solved
I'm passing to Django's template a function, which returns some records.
I want to call this function and iterate over its result.
{% for item in my_func(10) %}
That doesn't work.
I've tried...
Jeanelle asked 18/3, 2010 at 9:53
13
Solved
How can I jump to a function definition using Vim? For example with Visual Assist, I can type Alt+g under a function and it opens a context menu listing the files with definitions.
How can I do som...
2
Solved
I get undefined variable/argument when trying to define my own random generator function.
Code:
function result = myrand(n, t, p, d)
a = 200 * t + p
big_rand = a * n
result = big_rand / 10**d
...
13
Solved
You can apply a function to every item in a vector by saying, for example, v + 1, or you can use the function arrayfun. How can I do it for every row/column of a matrix without using a for loop?
Volscian asked 21/2, 2010 at 19:58
4
Solved
I am trying to create a simple PostgreSQL function, where by using INT parameter I like to get array back. The example below will not work, but shall give idea of what I try to get back from a func...
Gavrielle asked 12/2, 2016 at 23:42
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