大约有 42,000 项符合查询结果(耗时:0.0597秒) [XML]

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About .bash_profile, .bashrc, and where should alias be written in? [duplicate]

... The reason you separate the login and non-login shell is because the .bashrc file is reloaded every time you start a new copy of Bash. The .profile file is loaded only when you either log in or use the appropriate flag to tell Bash to act as a login shell. P...
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How many parameters are too many? [closed]

... may need, but too many of them will make your routine difficult to understand and maintain. 34 Answers ...
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Convert char to int in C and C++

How do I convert a char to an int in C and C++? 12 Answers 12 ...
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Prototypical inheritance - writing up [duplicate]

...en The property/member name is instance specific, it's different for bob and ben The member walk is part of Person.prototype and is shared for all instances bob and ben are instances of Person so they share the walk member (bob.walk===ben.walk). bob.walk();ben.walk(); Because walk() could not ...
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Creating range in JavaScript - strange syntax

... Understanding this "hack" requires understanding several things: Why we don't just do Array(5).map(...) How Function.prototype.apply handles arguments How Array handles multiple arguments How the Number function handles arguments ...
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What is the difference between POST and GET? [duplicate]

I've only recently been getting involved with PHP/AJAX/jQuery and it seems to me that an important part of these technologies is that of POST and GET . ...
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Why JavaScript rather than a standard browser virtual machine?

...nse to support a set of languages (Java, Python, Ruby, etc.) by way of a standardized virtual machine hosted in the browser rather than requiring the use of a specialized language -- really, a specialized paradigm -- for client scripting only? ...
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Django: multiple models in one template using forms [closed]

I'm building a support ticket tracking app and have a few models I'd like to create from one page. Tickets belong to a Customer via a ForeignKey. Notes belong to Tickets via a ForeignKey as well. I'd like to have the option of selecting a Customer (that's a whole separate project) OR creating a new ...
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How fast is D compared to C++?

... To enable all optimizations and disable all safety checks, compile your D program with the following DMD flags: -O -inline -release -noboundscheck EDIT: I've tried your programs with g++, dmd and gdc. dmd does lag behind, but gdc achieves performance...
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Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh

...er sort of logic - no possible option to drop down to using scriptlet tags and doing nasty things in your templates. Placeholders - do velocity/freemaker give anything more than JSTL? In JSTL you put placeholder, and use the model (placed in request or session scope, by controllers) to fill th...