Questions tagged [variable-names]
256 questions
1
vote
4 answers
How to dynamically create objects containing files with similar names in same path?
I'm very new to Python and not a programmer. I have this:
y1990=open('Documents/python/google-python-exercises/babynames/baby1990.html', 'r', encoding='utf8')
y1992=open('Documents/python/google-python-exercises/babynames/baby1992.html', 'r',…
xv70
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1
vote
1 answer
Batch-rename variables in R without For loop
I have a table of survey questions:
ques <- data.frame(stringsAsFactors=F,
question_id=c("q1","q2"),
question_nm=c("computer_hrs","exercise_hrs"),
question_txt=c("How many hours did you spend last week on a computer?",
…
C8H10N4O2
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1
vote
5 answers
Is there a convention, when using Java RMI, to use the dollar sign $ in a variable name?
I realize that it is a valid part of a variable name, but I've never seen variable names actually use the symbol $ before.
The Java tutorial says this:
Additionally, the dollar sign character, by convention, is never used at all. You may find some…
Thomas Owens
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1
vote
3 answers
How to create a generic id reference with jQuery
I have about 6 div elements with the same class. When I mouseover any one of them I want to show a nother div next to them.
I am thinking of giving them all an id of the form id="mydiv-divname" where mydiv- will always be constant.
How would I…
Ankur
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1
vote
2 answers
TSQL: Declare variables with a counter in the name
How do I create/declare variables with a counter in the name on a MS SQL Server?
I have a "for-like" loop with CURSOR and
WHILE @@FETCH_STATUS = 0
BUT: the number of those values is changing continuously. So i want to write every value in an own…
Agen T Smith
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1
vote
2 answers
Convert array values to array of vars PHP
FROM array with no key:
$array = array('apple','bee','carrot','dragon','elephant')
To
$newarray = ($apple,$bee,$carrot,$dragon,$elephant)
Why:
I want to create flexible function to get fields from a mysql db, like this:
Leo
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1
vote
3 answers
How do I search for variable names in the editor?
In functions, the MATLAB editor displays a warning when a defined variable is not subsequently used before the function ends or before the variable is overwritten. This obviously tells me that the editor has a way of searching for occurrences of…
andreasdr
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0
votes
2 answers
Syntax for iterating the comparison of one array to many other systematically named arrays
I have a question about proper syntax in iterative functions. I want to compare one master array to a large set (180+) of other arrays. The large set of arrays to be compared are systematically named (scorespec1, scorespec2, scorespec3...). Each…
WyoBuckeye
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0
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3 answers
Javascript: dynamic var names with php?
Probably a dead simple and idiotic question (I'm totally new to javascript):
I have this code that loads a new post by clicking on a "next" or "back"-link. The clicks variable is used to scroll up and down in the sql-limit-statement (using the…
quartier
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0
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0 answers
Create a variable wita another variable in the (variable) name, and have a dynamic variable
naam$var='value' doesn't work
Need to use it in a loop : naam$var=$(sed -n $var"p" namefile.txt)
Dynamic variable names in Bash doesn't do the trick for me. Maybe i didn't understand it inuff, but I already spend time on this. For me it just…
user20589826
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0
votes
1 answer
Angular Validator requiredFalse
I want to add a validator to my FormControl that validates the form if a boolean is false.
There is requiredTrue but I need the opposite. Is there a validator for…
Mihai Socaciu
- 155
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0
votes
1 answer
Naming variables which represent json
I am naming a variable JsonArray versionsJA = jsonObject.get("versions").getAsJsonArray()
Is there any proper naming convention that can be done here? I mean something better than the name versionsJA?
Is it a good idea to include the type of…
nick
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0
votes
1 answer
Create Dictionary with name and value of list of variables
I have a list of variables in python. And I want to create a dictionary whose key will be the name of the variable and the value will be the content.
a,b,c = 1,2,3
list = [a,b,c]
dic = {f'{item=}'.split('=')[0]:item for item in list}
If I run the…
arodrisa
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0
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0 answers
Issues with naming empty dictionaries on Python
I was attempting to make an empty dictionary and use set default to allow duplicates. For some reason, the only variable name that would work is “d1”. Is there a reason why? I had another friend with way more experience in Python programming tell me…
azhauri
- 1
0
votes
1 answer
Naming conventions. Method or variable names containing numbers as a words
I can't find even couple of words about containing numbers in names of variables or on methods. Does anyone have any authoritative information about such cases:
string2map
its4me
etc...
Exactly using number as a word but not number as a number.
Is…
user2625402
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