大约有 40,000 项符合查询结果（耗时：0.0571秒） [XML]
You must enable the openssl extension to download files via https
...
If you are using Mac and port, you can select the PHP version by port select php php55 and install the extension port install php55-openssl
– Prabowo Murti
Aug 26 '14 at 6:17
...
“Diff” an image using ImageMagick
...th layers, 3) remove alpha channels from both layers in the Layers tab, 4) select the G + B channels on one layer, select all and clear the channels with black color, the same with the R + B channels on the second layer, 4) set Screen mode for the upper layer in the Layers tab.
...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...by just mixing bits from two parents), with the likelihood of a gene being selected as a parent being proportional to the profit it produced. I also added the possibility of point mutations to spice things up a bit. After a few hundred generations of this, I ended up with a population of genes tha...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...ermine the "difficulty" of a word for a hangman game, so that the game can select words to match a specified difficulty level?
...
How can I generate random alphanumeric strings?
...0123456789";
return new string(Enumerable.Repeat(chars, length)
.Select(s => s[random.Next(s.Length)]).ToArray());
}
(Note: The use of the Random class makes this unsuitable for anything security related, such as creating passwords or tokens. Use the RNGCryptoServiceProvider class if ...
How can I auto-elevate my batch file, so that it requests from UAC administrator rights if required?
...ILE 1>NUL 2>NUL & IF ERRORLEVEL 1 (ECHO You must right-click and select &
ECHO "RUN AS ADMINISTRATOR" to run this batch. Exiting... & ECHO. &
PAUSE & EXIT /D)
REM ... proceed here with admin rights ...
This way, the user has to right-click and select "Run as administ...
Javascript - How to extract filename from a file input control
When a user selects a file in a web page I want to be able to extract just the filename.
14 Answers
...
Can you use hash navigation without affecting history?
...
Unless you use :target selectors ... then history functions are useless, as that part of the spec (css interaction with history ops) seems to be not defined currently, and style does not get recomputed on history replace by most/all browsers.
...
Replacing .NET WebBrowser control with a better browser, like Chrome?
...mulationCode = BrowserEmulationVersion.Version11
Else
Select Case ieVersion
Case 10
emulationCode = BrowserEmulationVersion.Version10
Case 9
emulationCode = BrowserEmulationVersion.Version9
C...
What is the best Battleship AI?
...ompass.North, Compass.East, Compass.South, Compass.West }
.Select(x => FoldLine(x, acc, trip));
}
public U FoldLine<U>(Compass direction, U acc, Func<Cell<T>, U, U> trip)
{
var cell = this;
while (true)
...