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Questions tagged [capacity]

Questions about resource capacity. Use in conjunction with the applicable tag such as [memory], [disk] or [database] to indicate the type of resource being referred to.

Questions about resource capacity. Use in conjunction with the applicable tag such as , or to indicate the type of resource being referred to.

250 questions
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What is the capacity of a StringBuffer ? And What is its purpose and its effect?

What is the capacity of a StringBuffer ? Is it necessary to set the size of the capacity when the program starts?And if not set,is cause the program to run slowly? eg. more than 1000 length character use StringBuffer outputSource = new…
wilson
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2 answers

non-Apple C compiler for mac

Looking for small C/C++ compiler available for OS X Catalina without the need of installing both xcode and command line tools. CLT itself takes over a Gig, xcode even more. Preferably around or below 100Mb if possible. Please kindly advice. P.S.…
user10522307
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1 answer

Extend memory when grow slice (logic grow capacity underlying array)

I know (and read in internet - including this resource). That the logic for increasing memory is: if len array less than 1024 - golang multiply array on 2 else multiply len on 1.25 (and we see this in source code no question…
rtut
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1 answer

"Safe" way to add an element to a std::vector beyond its size() but under its capacity()

It might sound dangerous, but I'm trying to do something like this: std::vector vElems; StructureSlowToBeCreated s1, s2; vElems.reserve(many_slots_for_structs); vElems[x1] = s1; // I can ensure x1, x2 <…
Alvaro Palma Aste
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1 answer

How to lower Count without reducing Capacity in C# List

I have a list that should be completely removed once every frame on an interactive app. I reserved a capacity to 10.000 items at the beginning to avoid the overhead of adding items one by one. Then I want to remove all of them. Apparently using…
Darkgaze
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2 answers

List.Capacity does not working

List.Capacity does not working Code var xx = new List(); xx.Add(1); int xxxx = xx.Capacity;// result is 4 and change to 8,12,16 while adding new item to xx list. But the capacity is does not working, which mean does not increasing…
Ramesh Rajendran
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4 answers

How can I expand List capacity in Python?

read = open('700kLine.txt') # use readline() to read the first line line = read.readline() aList = [] for line in read: try: num = int(line.strip()) aList.append(num) except: print ("Not a number in line " +…
Ali Kahya
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1 answer

StringBuffer capacity()

public static void main(String args[]){ StringBuilder sb=new StringBuilder(); System.out.println(sb.capacity()); sb.append("abcabcabcabcabcabcab"); System.out.println(sb.length()); System.out.println(sb.capacity()); …
Ruchi Gupta
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