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How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
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What is the best way to detect a mobile device?
Is there a way to detect whether or not a user is using a mobile device in jQuery? Something similar to the CSS @media attribute? I would like to run a different script if the browser is on a handheld device.
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使用Activity启动器组件 · App Inventor 2 中文网
...的应用程序，则可以运行 ActivityStarter.ResolveActivity 命令来测试用户设备是否支持你所需的 Activity，如果不支持，则生成相应的错误消息。
启动相机
要启动 Android 相机应用程序，请使用具有 IMAGE_CAPTURE Action 属性的活动启动器。 ...
Warning on “diff.renamelimit variable” when doing git push
I'm pushing the local commit to the remote git server and got the following warning messages:
2 Answers
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Multiple columns index when using the declarative ORM extension of sqlalchemy
According to the documentation and the comments in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
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ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
...common controls DLL的版本是5.0。我已经对其在WinNT 4上进行了测试。系统要运行这些代码，它的common controls DLL的版本必须至少是4.71。但随着IE4 的发布，这已经不是问题了。(IE会夹带着这个DLL一起发布)
Custom Draw 基础
我将会尽我所...
Check if a string contains a string in C++
I have a variable of type std::string . I want to check if it contains a certain std::string . How would I do that?
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How to get the number of Characters in a String?
..."fmt"
"strings"
"unicode/utf8"
)
func main() {
b := "这是个测试"
len1 := len([]rune(b))
len2 := bytes.Count([]byte(b), nil) -1
len3 := strings.Count(b, "") - 1
len4 := utf8.RuneCountInString(b)
fmt.Println(len1)
fmt.Println(len2)
fmt.Println(len3)
fm...
How do I make JavaScript beep?
...te: Although I've given the direct answer, I do believe Mark Hurd is offering sound advice regarding not annoying the user.
– Noldorin
May 18 '09 at 18:55
1
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How to send commands when opening a tmux session inside another tmux session?
...fix command can be used to send your prefix keystroke to (the process running in) the active pane. By default, the prefix is C-b and C-b is bound to send-prefix (so that hitting it twice sends a single C-b to the active pane). This is just what we need to access the bindings of the inner tmux instan...