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Download a file with Android, and showing the progress in a ProgressDialog

...ime (12 AM for instance), the service will download all the link that user selected before. I mean the service I need has to be able to queue download links, and then download all of them (one by one or parallel, depend on user). Thank you – Hoang Trinh
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Difference between shared objects (.so), static libraries (.a), and DLL's (.so)?

... FYI: g++ has __attribute__ syntax for selectively 'export' symbols: #define DLLEXPORT __attribute__ ((visibility("default"))) #define DLLLOCAL __attribute__ ((visibility("hidden"))) – Brian Cannard Jul 10 '14 at 14:49 ...
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What is the difference between user and kernel modes in operating systems?

...d 2 aren't used? How is the current ring determined? The current ring is selected by a combination of: global descriptor table: a in-memory table of GDT entries, and each entry has a field Privl which encodes the ring. The LGDT instruction sets the address to the current descriptor table. See ...
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Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...h . $real_path 用户输入 执行脚本时传入脚本运行中输入select菜单stdin和stdout 常用的命令 sh脚本结合系统命令便有了强大的威力,在字符处理领域,有grep、awk、sed三剑客,grep负责找出特定的行,awk能将行拆分成多个字段,s...
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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?

...Us can probably apply several optimization approaches in parallel and then select the one at the end that provides the best speedup. The extra instructions may be biasing the CPU to use one optimization path that is better than others. The effect of the extra instructions probably depends on the C...
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Filter rows which contain a certain string

... @MySchizoBuddy: If the column name contains white space, you can select the variable using backticks. Modifying the example above: mtcars$`my type` <- rownames(mtcars) and then mtcars %>% filter(grepl('Toyota|Mazda', `my type`)) – alex23lemm Ju...
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Hosting a Maven repository on github

...-------------------------------------- Visit github.com in your browser, select the mvn-repo branch, and verify that all your binaries are now there. Congratulations! You can now deploy your maven artifacts to a poor man's public repo simply by running mvn clean deploy. There's one more step ...
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multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of

... To automate the selection of the best number of layers and best number of neurons for each of the layers, you can use genetic optimization. The key pieces would be: Chromosome: Vector that defines how many units in each hidden layer (e.g....
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Dependency Inject (DI) “friendly” library

...or facility points this service provider locator to Windsor, making it the selected service provider. Bottom line: there is no perfect solution. As with any design decision, this issue demands a balance between flexibility, maintainability and convenience. ...
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base64 encoded images in email signatures

...tlook. I then used the signature editors "replace image" functionality to select a local file (instead of the base64 encoded image I had manually included). This seems to do what you mean. Thanks for sticking with me. – Devil's Advocate Dec 2 '16 at 16:30 ...