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“You have mail” message in terminal, os X [closed]
...ably it is some message from your system.
Type in terminal:
man mail
, and see how can you get this message from your system.
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Cosine Similarity between 2 Number Lists
...ity between two lists , let's say for example list 1 which is dataSetI and list 2 which is dataSetII . I cannot use anything such as numpy or a statistics module. I must use common modules (math, etc) (and the least modules as possible, at that, to reduce time spent).
...
Can a class member function template be virtual?
...would need to call a templatized virtual function, compilation is all done and the compiler cannot generate the appropriate instance anymore. Therefore you cannot have virtual member function templates.
However, there are a few powerful and interesting techniques stemming from combining polymorphi...
How to call one shell script from another shell script?
I have two shell scripts, a.sh and b.sh .
17 Answers
17
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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
...ngs to whom (the user), we need to create a mapping between the connection and the user. This depends on how you identify a user in your application.
In SignalR 2.0, this is done by using the inbuilt IPrincipal.Identity.Name, which is the logged in user identifier as set during the ASP.NET authenti...
FloatingActionButton 扩展：悬浮操作按钮扩展，可自定义颜色、大小、位置...
...后更新：2025年6月15日
JDK 版本：11
最低 API 级别：21（Android 5.0）
构建工具：FAST-CLI v3.6.1
兼容性
平台：App Inventor 2、Kodular、Thunkable
最低 Android 版本：Android 5.0 (Lollipop) API 21
测试状态：已在多个平台...
What is the LD_PRELOAD trick?
I came across a reference to it recently on proggit and (as of now) it is not explained.
9 Answers
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Detect iPad users using jQuery?
...avoid performing browser-specific detection as it can often be unreliable (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library like Modernizr.
As pointed out in Brennen's answer, issues can arise when performing this detection withi...
Optimum way to compare strings in JavaScript? [duplicate]
... Unfortunately, stringCompare is not reliable. Opera, IE, Firefox, Chrome and Safari all return 1 for 'dog'.localeCompare('cat'), which is to be expected, and -1 when you reverse the caller and the argument. BUt capital letters behave oddly- 'dog'.localeCompare('Dog') Of the browsers I tested,...
Is it safe to push_back an element from the same vector?
...s problem (or something very similar to it) as a potential defect in the standard:
1) Parameters taken by const reference can be changed during execution
of the function
Examples:
Given std::vector v:
v.insert(v.begin(), v[2]);
v[2] can be changed by moving elements of vect...