大约有 40,750 项符合查询结果(耗时:0.0422秒) [XML]

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Factors in R: more than an annoyance?

One of the basic data types in R is factors. In my experience factors are basically a pain and I never use them. I always convert to characters. I feel oddly like I'm missing something. ...
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How do I simulate a low bandwidth, high latency environment?

I need to simulate a low bandwidth, high latency connection to a server in order to emulate the conditions of a VPN at a remote site. The bandwidth and latency should be tweakable so I can discover the best combination in order to run our software package. ...
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Should I use past or present tense in git commit messages? [closed]

I read once that git commit messages should be in the imperative present tense, e.g. "Add tests for x". I always find myself using the past tense, e.g. "Added tests for x" though, which feels a lot more natural to me. ...
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Asp.net 4.0 has not been registered

When I try to open my Visual Studio project I get the following error: 13 Answers 13 ...
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'

First off, it may seem that I'm asking for subjective opinions, but that's not what I'm after. I'd love to hear some well-grounded arguments on this topic. ...
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Error: request entity too large

I'm receiving the following error with express: 19 Answers 19 ...
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Solving a “communications link failure” with JDBC and MySQL [duplicate]

I'm trying to connect to the local MySQL server but I keep getting an error. 25 Answers ...
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How to send data to local clipboard from a remote SSH session

Borderline ServerFault question, but I'm programming some shell scripts, so I'm trying here first :) 11 Answers ...
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Algorithms based on number base systems? [closed]

I've noticed recently that there are a great many algorithms out there based in part or in whole on clever uses of numbers in creative bases. For example: ...
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virtualenv --no-site-packages and pip still finding global packages?

I was under the impression that virtualenv --no-site-packages would create a completely separate and isolated Python environment, but it doesn't seem to. ...