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Do on-demand Mac OS X cloud services exist, comparable to Amazon's EC2 on-demand instances? [closed]
...y they offer hourly pay-as-you-go and weekly/monthly plans, plus there's a free trial.
http://www.macincloud.com
Per @Iterator, posting update on my findings for this service, moving out from my comments:
I did the trial/evaluation. The trial can be misleading on how the trial works. You may need...
In what areas might the use of F# be more appropriate than C#? [closed]
...the relevant code in F# for a 10,000× performance improvement. Due to the free-form nature of this product's GUI, the GUI designer and C# would not have been beneficial.
Much of our work revolves around numerical methods, including both our commercial libraries and books. F# is much stronger in th...
Recommendation for compressing JPG files with ImageMagick
...ity 92 (see www.imagemagick.org)
The suggestion is about a really awesome free tool ImageOptim, also for batch process.
You can get smaller jpgs (and pngs as well, especially after the use of the free ImageAlpha [not batch process] or the free Pngyu if you need batch process).
Not only, these tools...
C++ display stack trace on exception
...strings containing "filename(function+address)",
// this array must be free()-ed
char** symbollist = backtrace_symbols(addrlist, addrlen);
// allocate string which will be filled with the demangled function name
size_t funcnamesize = 256;
char* funcname = (char*)malloc(funcnames...
How are zlib, gzip and zip related? What do they have in common and how are they different?
... encryption or signatures.
Around 1990, the Info-ZIP group wrote portable, free, open-source implementations of zip and unzip utilities, supporting compression with the Deflate format, and decompression of that and the earlier formats. This greatly expanded the use of the .zip format.
In the early ...
Signing a Windows EXE file
...
You can get a free cheap code signing certificate from Certum if you're doing open source development.
I've been using their certificate for over a year, and it does get rid of the unknown publisher message from Windows.
As far as sign...
FloatActionBtn 扩展：悬浮操作按钮扩展，可自定义颜色、大小、图标和位置 ...
...(KenMorales)。
原始网址：https://community.appinventor.mit.edu/t/free-floatactionbtn/154743
文档翻译和整理：AI2中文网
最后更新：2024年12月29日
您的改进建议 联系方式： 不需要回复的可留空~ ...
Best way to iterate through a Perl array
...ng each element off will not speed anything up. Even if there is a need to free the array from the reference, I'd just go:
undef @Array;
when done.
NOTE: The subroutine containing the scope of the array actually keeps the array and re-uses the space next time. Generally, that should be fine (se...
Why does volatile exist?
...information given. If you fail to mark something volatile, the compiler is free to assume that it is not volatile. That's what the compiler does when optimizing code. If there is more information, namely, that said data is in fact volatile, it's the responsibility to the programmer to provide that i...
When should I release objects in -(void)viewDidUnload rather than in -dealloc?
...nal ownership of these objects ensures they will be deallocated as well to free memory.
The objects that you release here are usually recreated and set again when the UIViewController view is re-loaded, either from a Nib or through an implementation of -loadView.
Also note that the UIViewControlle...