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What does multicore assembly language look like?
...pic - so questions can linger. There are a few examples of complete "bare bones" kernels in the wild that boot from USB drives or "floppy" disks - here's an x86_32 version written in assembler using the old TSS descriptors that can actually run multi-threaded C code (github.com/duanev/oz-x86-32-asm-...
How can we match a^n b^n with Java regex?
One of the archetypal non- regular languages is:
3 Answers
3
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How do I change the working directory in Python?
...is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one.
Return to your old directory when you're done. This can be done in an exception-safe manner by wrapping your chdir call in a context manager, like Brian M. Hunt d...
What is the best way to prevent session hijacking?
... link) in addition to the regular session cookie. Then, when a user visits one of your "sensitive" areas, redirect them to HTTPS, and check for the presence of that secure cookie. A real user will have it, a session hijacker will not.
EDIT: This answer was originally written in 2008. It's 2016 now,...
Command copy exited with code 4 when building - Visual Studio restart solves it
...iably found this to be a file locking issue. Code 4 is Cannot Access File. One partial solution I found is to use the /C option for xcopy (which continues on error). Not really a solution but mostly it has stopped my builds from failing.
Another solution which only works on 32 bit is to use the unl...
How to create a new database after initally installing oracle database 11g Express Edition?
... Apologies, I just noticed you were using XE. It only permits one instance, did it not prompt you to create the instance when you installed the software? You should have a database with the SID "XE" already created. You should have also set up your passwords for the SYS and SYSTEM users...
What are rvalues, lvalues, xvalues, glvalues, and prvalues?
...ue is
also a prvalue. —end example ]
Every
expression belongs to exactly one of
the fundamental classifications in
this taxonomy: lvalue, xvalue, or
prvalue. This property of an
expression is called its value
category. [ Note: The discussion of
each built-in operator in Clause 5
indicates the cate...
do { … } while (0) — what is it good for? [duplicate]
...ules, of ALWAYS using curly's on your IF statements, even if you only have ONE operation after the IF. This should be standard practice, IMVHO...
– LarryF
Jul 16 '15 at 20:37
50
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Function overloading by return type?
... to what others are saying, overloading by return type is possible and is done by some modern languages. The usual objection is that in code like
int func();
string func();
int main() { func(); }
you can't tell which func() is being called. This can be resolved in a few ways:
Have a predictab...
Embedding DLLs in a compiled executable
...ed a pre-existing DLL into a compiled C# executable (so that you only have one file to distribute)? If it is possible, how would one go about doing it?
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