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Questions tagged [footprint]

47 questions
243
votes
12 answers

What is the memory consumption of an object in Java?

Is the memory space consumed by one object with 100 attributes the same as that of 100 objects, with one attribute each? How much memory is allocated for an object? How much additional space is used when adding an attribute?
manuel
58
votes
8 answers

How much footprint does C++ exception handling add

This issue is important especially for embedded development. Exception handling adds some footprint to generated binary output. On the other hand, without exceptions the errors need to be handled some other way, which requires additional code, which…
oo_olo_oo
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What is meaning of small footprint in terms of programming?

I heard many libraries such as JXTA and PjSIP have smaller footprints. Is this pointing to small resource consumption or something else?
Xinus
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16
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3 answers

Why does Java have such a large footprint?

Java - or at least Sun's Hotspot JVM - has long had a reputation for having a very large memory footprint. What exactly is it about the JVM that gives it this reputation? I'd be interested in a detailed breakdown: how much memory goes to the…
Yang
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14
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3 answers

Is object code generated for unused template class methods?

I have a C++ template class that gets instantiated with 3 different type parameters. There's a method that the class needs to have for only one of those types and that isn't ever called with the two other types. Will object code for that method be…
hsivonen
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14
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1 answer

How to reduce binary footprint when using Haskell package 'plugins'?

I have implemented a simple-minded loader for haskell plugins to my Main.hs module. The only function I use right now is load from this site Looking at my compiled application size shows me an over 53 MB executable on the x86 architecture. I…
heisenbug
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9
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2 answers

Why is the size of .NET Framework 4.0 installer smaller than 3.0/3.5?

As I can see, beta2 of .Net Framework 4.0 installation program is only 55MB, and it was 200+MB for .Net 3.5, What's happening?
deerchao
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7
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1 answer

python versus java runtime footprint

Can anyone point to serious comparison of Python runtime footprint versus Java? Thanks, Avraham
Avraham Leff
7
votes
2 answers

Create a footprint for mounting through the board (cut) in Kicad

I wish to make a footprint for the following component: AG EMCO HV power supply Now, this component can be mounted through the board and while it isn't a very tall component, I wish to explore this option. I guess a side question is: how much do…
toxUP
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Qt::How small can it be made?

I'm using Qt for an embedded Linux app and want to make it as small as possible. At the moment If I make a statically compiled executable it will be 3.9Mb, pretty much only using the GUI parts I need. I got it to 3.9Mb just by using qconfig and…
Ayeayeron
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6
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How does Scala's Lift manage state?

I'm quite impressed by what Lift 2.0 brings to the table with Actors and StatefulSnippets, etc, but I'm a little worried about the memory overhead of these things. My question is twofold: How does Lift determine when to garbage collect state…
Stefan Mai
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5
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1 answer

Determine which points lay outside an irregularly-shaped data footprint in R?

I have a series of points in an area whose 'footprint' shape is highly irregular: I'd like to determine all of the coordinates within the footprint's vertices. The end goal is to determine which data points lay outside this footprint. Does anyone…
theforestecologist
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5
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What are the code and data footprints of the leading javascript engines? (V8, Squirrelfish, TraceMonkey..)

Since the speed of the top Javascript engines seems to be on par, the next criteria is footprint. What are the code and data footprints of the leading javascript engines?
Marty
4
votes
2 answers

Certificate structure

Most of signed certificate footprints are 20 byte long (field "footprint" in Windows certificate manager). How can this be a value signed by an issuance (certification) authority? Concretly, the signature of the certificate should be the hashed…
user255607
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4
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Smallest 'install footprint' for Visual Studio 2017 - C++ core language & standard library

As VS2015 insisted on a bloated install(sql servers & other such nonsense), I was glad to see VS2017 trumpet a more precise install menu. However, I'm unable to build any of my basic projects by just installing "Visual Studio C++ core…
tuk
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