"repeat" refers to the action of doing something over again.
Note that this tag can often be replaced by the more specific loops or recursion tags.
Questions tagged [repeat]
3161 questions
8
votes
2 answers
How to define a lot of symbols in SymPy
I am trying to define a lot of variables in "sympy" for symbolic processing.
import sympy as sp
b_0 = sp.symbols('b_0')
b_1 = sp.symbols('b_1')
...
b_X = sp.symbols('b_X')
and so on with the X going from 1 to 1000.
Is there an easy way to do it?
stormer1120
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8
votes
4 answers
Combinations with repetition
I'm using Mathematica 7 and with a combinatorica package function I can get all combinations of a certain number from a list of elements where the order doesn't matter and there is no repetition.e.g:
in: KSubsets[{a, b, c, d}, 3]
out: {{a, b, c},…
dbjohn
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8
votes
2 answers
SyntaxError: keyword argument repeated
I have the below queryset:
site_list = SiverifyVerificationSite.objects.filter(pattern_id=int(p_id), if_target=bundle.obj.pattern.if_target).exclude(ptrf__istartswith='ptrf-mt23run1-')
It works if I give one exclude filter whereas If I include the…
SURYA VISWANATHAN
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8
votes
2 answers
python find repeated substring in string
I am looking for a function in Python where you give a string as input where a certain word has been repeated several times until a certain length has reached.
The output would then be that word. The repeated word isn't necessary repeated in its…
Sieglinde
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8
votes
2 answers
Repeat a Promise until it's not rejected or reach a timeout
I'm still a Promise noob and am trying to figure out how to have my Promise repeat itself.
have an ES6 promise that rejects if some global flag is not set. I need it to retry every 500ms until either:
the promise returns a resolve,
or a max number…
tdc
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8
votes
7 answers
How to repeat "if" statement when output is false
I am working on a simple game in which the user has to guess a random number. I have all the code set up except for that fact that if the guess is too high or too low I don't know how to allow them to re-enter a number and keep playing until they…
Trevn Jones
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8
votes
1 answer
AlarmManager - How to repeat an alarm at the top of every hour?
I want for an event to fire every hour (at 5:00, 6:00, 7:00, etc...).
I tried with a persistent background service with a thread but it wasn't the right solution because of:
battery consumption
service termination, due to android memory…
daliz
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8
votes
5 answers
NSArray: add multiple objects with same value
How can I add multiple objects to my NSArray? Each object will have the same value.
Ex.
I want the value "SO" added to my array 10 times
Matt S.
- 13,305
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8
votes
4 answers
Element-wise array replication according to a count
My question is similar to this one, but I would like to replicate each element according to a count specified in a second array of the same size.
An example of this, say I had an array v = [3 1 9 4], I want to use rep = [2 3 1 5] to replicate the…
merv
- 1,449
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8
votes
9 answers
Repeating elements in list Python
Let's say I have a list of strings:
a = ['a', 'a', 'b', 'c', 'c', 'c', 'd']
I want to make a list of items that appear at least twice in a row:
result = ['a', 'c']
I know I have to use a for loop, but I can't figure out how to target the items…
Albert
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7
votes
3 answers
How to create a horizontal bar that stretches across screen but is not in the body tag?
Very basic question!
I have a background pattern that repeats itself throughout the body tag. I would also like to have a top bar and bottom bar (head/footer) to repeat on the x axis - creating a nice sandwich style of solid color, pattern and…
Tigger
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7
votes
2 answers
Cocos2d fade in/out action to repeat forever
I'm trying to make a method for my CCSprite based Player class to start the player instance fading in and out until stopped by calling stopAllActions.
In my Player class I have:
- (void)pulse
{
[self setOpacity:1.0];
CCAction *fadeIn =…
Steve
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7
votes
1 answer
Is there a way to running a role until it succeeds in a play?
I have a role name system_check. After the system start up, I need to wait until this role succeeds.
Is there a way to run this role repeatedly until it succeeds?
Roger
- 121
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7
votes
2 answers
Generate vector of a repeated string with incremental suffix number
I would like to generate a vector based on repeating the string "FST" but with a number at the end which increments:
"Fst1" "Fst2" "Fst3" "Fst4" ... "Fst100"
user3651829
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7
votes
4 answers
Is there a way to allow spaces in bash bang pattern (repeating last command)
I was wondering if there is a way to repeat a bash command with a subcommand separated by space. For example, if I enter several commands,
git add a.txt
git status
... other commands starting with git
git commit -m ""
and do:
!git
I will run the…
thor
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