大约有 47,000 项符合查询结果（耗时：0.0601秒） [XML]
What is the copy-and-swap idiom?
... taking the old data with it. We are left with a copy of the new data.
In order to use the copy-and-swap idiom, we need three things: a working copy-constructor, a working destructor (both are the basis of any wrapper, so should be complete anyway), and a swap function.
A swap function is a non-th...
How do I daemonize an arbitrary script in unix?
...buntu or another distro that doesn't use standard init (i.e., doesn't use /etc/inittab), you will need to use the pre-installed inittab as a base for arranging svscanboot to be called by init. It's not hard, but you need to know how to configure the init that your OS uses.
svscanboot is a script tha...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...nute-by-minute price data of the S&P500 futures, as well as a specific order (buy or sell) and stop-loss and stop-profit amounts. Each string (or "gene") had its profit performance evaluated by a run through 3 years of historical data; whenever the specified "shape" matched the historical data,...
Make a program run slowly
...ate less (and possibly shorter) execution time frames, preempt more often, etc. See Process Scheduling (Chapter 10) of Understanding the Linux Kernel for more details on scheduling.
You may want to increase the timer interrupt frequency to put more load on the kernel, which will in turn slow everyth...
How does the socket API accept() function work?
.... This was done to improve per-packet performance: computers were several orders of magnitude slower in those days.
share
|
improve this answer
|
follow
|
...
How do I remove an item from a stl vector with a certain value?
...
Does this all-in-one-statement form depend on the order in which the compiler evaluates the arguments, or is vec.end() guaranteed to be the same on either side of the call to std::remove? It looks to me in reading other parts of the web like this is safe, but it should be st...
logger configuration to log to file and print to stdout
... this module to also print the strings out to stdout. How do I do this? In order to log my strings to a file I use following code:
...
How to evaluate a math expression given in string form?
...described wiki.The logic of this algoritm starting from rules of operation orders. 1. operator sign | variable evaluation | function call | parenthesis (sub-expressions); 2. exponentiation; 3. multiplication, division; 4. addition, subtraction;
– Vasile Bors
J...
Objective-C for Windows
...GNUstep), and GNUstep Devel
After downloading these files, install in that order, or you will have problems with configuration
Navigate to C:\GNUstep\GNUstep\System\Library\Headers\Foundation1 and ensure that Foundation.h exists
Open up a command prompt and run gcc -v to check that GNUstep MSYS is c...
Getting an element from a Set
...et meant that the client had different instances of that object anyway. In order to match this "copied" instance with the original one, I decided to use Java UUIDs.
So I created an abstract class UniqueItem, which automatically gives a random unique id to each instance of its subclasses.
This UUID...