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What's the difference between tilde(~) and caret(^) in package.json?
...d npm , I tried npm install moment --save . It saves the entry in the package.json with the caret ^ prefix. Previously, it was a tilde ~ prefix.
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How does “cat
I needed to write a script to enter multi-line input to a program ( psql ).
9 Answers
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ACE vs Boost vs POCO [closed]
I have been working with the Boost C++ Libraries for quite some time. I absolutely love the Boost Asio C++ library for network programming. However I was introduced to two other libraries: POCO and Adaptive Communication Environment (ACE) framework . I would like to know the good and bad of ...
How do I hide javascript code in a webpage?
Is it possible to hide the Javascript code from the html of a webpage, when the source code is viewed through the browsers View Source feature?
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关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...手，做起web所需的各项功能可能是分分钟搞定，然后做socket了？可能就觉得不屑一顾了，好像是不务正业，用了自己的短板去做不擅长的事情。其实不然，往往越不起眼的东西却能带给你惊喜，废话不多说，直奔主题。关于php的...
Asynchronously wait for Task to complete with timeout
I want to wait for a Task<T> to complete with some special rules:
If it hasn't completed after X milliseconds, I want to display a message to the user.
And if it hasn't completed after Y milliseconds, I want to automatically request cancellation .
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Class with single method — best approach?
Say I have a class that's meant to perform a single function. After performing the function, it can be destroyed. Is there any reason to prefer one of these approaches?
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Virtual functions and performance - C++
In my class design, I use abstract classes and virtual functions extensively. I had a feeling that virtual functions affects the performance. Is this true? But I think this performance difference is not noticeable and looks like I am doing premature optimization. Right?
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Best practices for copying files with Maven
I have config files and various documents that I want to copy from the dev environment to the dev-server directory using Maven2. Strangely, Maven does not seem strong at this task.
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How to edit log message already committed in Subversion?
Is there a way to edit the log message of a certain revision in Subversion? I accidentally wrote the wrong filename in my commit message which could be confusing later.
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