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What characters are forbidden in Windows and Linux directory names?
...er-case characters, so you cannot create a folder named A if one named a already exists. Worse, seemingly-allowed names like PRN and CON, and many others, are reserved and not allowed. Windows also has several length restrictions; a filename valid in one folder may become invalid if moved to another...
Difference between Static and final?
... the method or class can not be overridden / extended respectively.
Extra Reading
So on the topic of static, we were talking about the other uses it may have, it is sometimes used in static blocks. When using static variables it is sometimes necessary to set these variables up before using the cla...
REST API - why use PUT DELETE POST GET?
...hat the best way to specify the type of data explicitly would be via the already existing file extension such as .js, .json, .html, or .xml. A missing file extension would default to whatever format is default (such as JSON); a file extension that's not supported could return a 501 Not Implemented s...
What's the difference between SoftReference and WeakReference in Java?
...n be cheaper if code creates new objects without regard for whether they already exist, but a comparison between an object and itself (identical references) will be...
– supercat
Sep 19 '17 at 14:29
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Using Build Flavors - Structuring source folders and build.gradle correctly
...amically, that's why you don't see them in the build.gradle (I suggest you reading this : http://www.gradle.org/docs/current/userguide/tutorial_using_tasks.html Especially the 6.6: it explain the creation of dynamic task. A gradle script is a groovy script, so I suggest you to get familiar with groo...
What are Vertex Array Objects?
...fter all you need to call to glDeleteVertexArrays(1, &vao).
You can read OpenGL SuperBible to understand it better.
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How can I tell if a DOM element is visible in the current viewport?
...l bugs.
The solution selected as correct is almost never precise. You can read more about its bugs.
This solution was tested on Internet Explorer 7 (and later), iOS 5 (and later) Safari, Android 2.0 (Eclair) and later, BlackBerry, Opera Mobile, and Internet Explorer Mobile 9.
function isE...
When to use generic methods and when to use wild-card?
I am reading about generic methods from OracleDocGenericMethod . I am pretty confused about the comparison when it says when to use wild-card and when to use generic methods.
Quoting from the document.
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Error: Can't set headers after they are sent to the client
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The res object in Express is a subclass of Node.js's http.ServerResponse (read the http.js source). You are allowed to call res.setHeader(name, value) as often as you want until you call res.writeHead(statusCode). After writeHead, the headers are baked in and you can only call res.write(data), and ...
How does a language expand itself? [closed]
...ight that in general, libraries cannot make anything possible that isn't already possible.
But the libraries don't have to be written in C++ in order to be usable by a C++ program. Even if they are written in C++, they may internally use other libraries not written in C++. So the fact that C++ didn...