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Why is “while ( !feof (file) )” always wrong?
...ol. The environment truly exists "concurrently" with your program. As with all things concurrent, questions about the "current state" don't make sense: There is no concept of "simultaneity" across concurrent events. Many properties of state simply don't exist concurrently.
Let me make this more prec...
How to detect online/offline event cross-browser?
...nows that
such an attempt would fail), and must
return true otherwise.
Finally, the spec notes:
This attribute is inherently
unreliable. A computer can be
connected to a network without having
Internet access.
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How do HttpOnly cookies work with AJAX requests?
...st to the server.
In the case of Stack Overflow, the cookies are automatically provided as part of the XmlHttpRequest request. I don't know the implementation details of the Stack Overflow authentication provider, but that cookie data is probably automatically used to verify your identity at a low...
Why are Docker container images so large?
I made a simple image through Dockerfile from Fedora (initially 320 MB).
8 Answers
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What is an NP-complete in computer science?
...ng machine but also including a non-deterministic "choice" function). Basically, a solution has to be testable in poly time. If that's the case, and a known NP problem can be solved using the given problem with modified input (an NP problem can be reduced to the given problem) then the problem is NP...
Could not load type from assembly error
...ght be overriding the assembly that you think is being loaded? This is usually the result of an incorrect assembly being loaded, for me it means I usually have something in the GAC overriding the version I have in bin/Debug.
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Should a .sln be committed to source control?
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+1 - I personally also don't commit anything that gets built, thus bin/ and obj/
– Steven Evers
Jun 23 '09 at 19:56
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What is the difference between SQL, PL-SQL and T-SQL?
...e to operate on sets.
It is more or less standardized, and used by almost all relational database management systems: SQL Server, Oracle, MySQL, PostgreSQL, DB2, Informix, etc.
PL/SQL is a proprietary procedural language used by Oracle
PL/pgSQL is a procedural language used by PostgreSQL
TSQL is a ...
Webfonts or Locally loaded fonts?
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First, I'll clear something up about Google's offering. It will actually load the smallest format your browser can handle. WOFF offers small file sizes, and your browser supports it, so it's the one you see. WOFF is also fairly widely supported. However, in Opera for example, you'll probably ...
Programmatically trigger “select file” dialog box
...Note that I used visibility: hidden, instead of display: none. You cannot call the click event on a non-displayed file input.
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