大约有 42,000 项符合查询结果(耗时:0.0351秒) [XML]

https://stackoverflow.com/ques... 

Accessing inactive union member and undefined behavior?

...tely to only allow for structs. Luckily I'm already using those instead of raw primitives :O – underscore_d Dec 31 '15 at 14:04 ...
https://stackoverflow.com/ques... 

What is the most ridiculous pessimization you've seen? [closed]

...makes it too big. Create lots of summary tables because recalculating from raw data is too slow. Create columns with subfields to save space. Denormalize into fields-as-an-array. That's off the top of my head. share ...
https://stackoverflow.com/ques... 

How to decide when to use Node.js?

...nuclear reactors.) Added to that, many of the packages in NPM are a little raw, and still under rapid development. Some libraries for older frameworks have undergone a decade of testing and bugfixing, and are very stable by now. Npmjs.org has no mechanism to rate packages, which has lead to a proli...
https://stackoverflow.com/ques... 

Why is C so fast, and why aren't other languages as fast or faster? [closed]

...g portions of higher-level language code close to the performance level of raw C. But, for most applications, your program spends most of its time waiting on people or hardware, so the difference really does not matter. Enjoy. ...
https://stackoverflow.com/ques... 

R script line numbers at error?

...m_type = "spot", sim_scheme = "shape", sim_gran = "hourly", sim_adjust = "raw", nsim = 5, start_date = "2017-07-01", end_date = "2017-12-31", compute_averages = opt$compute_averages, compute_shapes = opt$compute_shapes, overwrite = opt$overwrite, nmonths = opt$nmonths, forward_regime = opt$fregi...
https://stackoverflow.com/ques... 

How to return a string value from a Bash function

...ntf '%q' "$var". %q is a format string for shell escape. Then just pass it raw. – bb010g Jul 23 '15 at 21:53  |  show 6 more comments ...
https://stackoverflow.com/ques... 

Homebrew install specific version of formula?

...mmits/master/Formula/docker.rb View the file with this button: Click the Raw button: Copy the URL (docker.rb url in this example) from address bar brew install <url> (may have to brew unlink first, e.g. brew unlink docker) brew switch docker 1.3.3 Switch back to docker 1.4.1 brew switch doc...
https://stackoverflow.com/ques... 

Apache and Node.js on the Same Server

... static content. Node is fast, powerful, elegant, and a sexy tool with the raw power of V8 and a flat stack with no in-built dependencies. I also want the ease/flexibility of Apache and yet the grunt and elegance of Node.JS, why can't I have both? Fortunately with the ProxyPass directive in the A...
https://stackoverflow.com/ques... 

source of historical stock data [closed]

...o uses a different "corporate events" data provider and then just uses the raw CSI data adjusted by the corporate events. This somewhat old article gives some insight: amibroker.org/userkb/2007/09/23/yahoos-data-providers – lukebuehler Jul 8 '13 at 2:45 ...
https://stackoverflow.com/ques... 

What does Ruby have that Python doesn't, and vice versa?

... " + "strings " + "together"). Single-quoted strings are like Python’s r"raw strings". There are no “new style” and “old style” classes. Just one kind. You never directly access attributes. With Ruby, it’s all method calls. Parentheses for method calls are usually optional. There...