... a literal "-" The ? means "0 or 1 of the preceding (-)" The + means "1 or more of the preceding ([0-9])" The $ indicates the end of the input pattern So the regex matches an optional - (for the case of negative numbers), followed by one or more decimal digits. References: http://www.tldp.org/L...

...function has been done on all the elements." Functional programming moves more basic programming ideas into the compiler, ideas such as list comprehensions and caching. The biggest benefit of Functional programming is brevity, because code can be more concise. A functional program doesn't create a...

...ing in, then the thread pool will tune itself to your workload by creating more threads in the pool by the above process so that there are a larger number of thread available to process requests check Here for more in depth info on how the thread pool functions under the hood Creating a new threa...

...fferent key combination, or find it in the menu: See this reference for more information. Pre VS2017, built-in method using clipboard As @cand mentioned, you can just do Ctrl + C ; Ctrl + V. Ctrl + C will copy the line if nothing is selected. Macro solution (pre VS2017) If you'd like to impl...

...cessary to generate a local. If it allows the JITter to produce measurably more performant code, perhaps the C# compiler should be a bit more careful about generating unnecessary locals... – Timwi Jan 25 '12 at 20:37 ...

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...rstand basic up, down, left, and right cursor movements then vi will be no more productive than a copy of "notepad" for you. (Okay, you'll still have syntax highlighting and the ability to handle files larger than a piddling ~45KB or so; but work with me here). vi has 26 "marks" and 26 "registers."...

...have less work to do and take less time to deliver, so developers could be more likely to want to use your API Unlike Digest, you can store the passwords on the server in whatever encryption method you like, such as bcrypt, making the passwords more secure Just one call to the server is needed to g...

...it just works (at least theoretically). EC2 by itself is not PAAS. It is more like IAAS (Infrastructure as a Service). You still have to take care of the server instances, install software on them, keep them updated, etc. Elastic Beanstalk is a PAAS system. So are App Engine and Azure among many...

...the analytics/business intelligence domain, and therefore OLAP is probably more suited. If you think in terms of "It would be nice to know how/what/how much"..., and that involves all "objects" of one or more kind (ex. all the users and most of the products to know the total spent) then OLAP is pro...