大约有 47,900 项符合查询结果（耗时：0.0612秒） [XML]
How to publish a website made by Node.js to Github Pages?
...the server. As I know, the node.js file should start working by typing commands in terminal, so I'm not sure if Github Pages supports node.js-hosting. So what should I do?
...
Efficient way to rotate a list in python
...
A collections.deque is optimized for pulling and pushing on both ends. They even have a dedicated rotate() method.
from collections import deque
items = deque([1, 2])
items.append(3) # deque == [1, 2, 3]
items.rotate(1) # The deque is now: [3, 1, 2]
item...
How to add to an existing hash in Ruby
...ash in Ruby, I'm in the process of working through Apress' Beginning Ruby and have just finished the hashes chapter.
7 Ans...
How to print the current Stack Trace in .NET without any exception?
...ok into logging solutions (Such as NLog, log4net or the Microsoft patterns and practices Enterprise Library) which may achieve your purposes and then some. Good luck mate!
share
|
improve this answ...
contenteditable, set caret at the end of the text (cross-browser)
...ere's an example that creates functions for placing the caret at the start and at the end:
function createCaretPlacer(atStart) {
return function(el) {
el.focus();
if (typeof window.getSelection != "undefined"
&& typeof document.createRange != "undefined")...
Sass - Converting Hex to RGBa for background opacity
...the hex color into RGB components, though, you can use the red(), green(), and blue() functions to do so:
$red: red($color);
$green: green($color);
$blue: blue($color);
background: rgb($red, $green, $blue); /* same as using "background: $color" */
...
Submitting a multidimensional array via POST with php
...ameters'] as $diam )
{
// here you have access to $diam['top'] and $diam['bottom']
echo '<tr>';
echo ' <td>', $diam['top'], '</td>';
echo ' <td>', $diam['bottom'], '</td>';
echo '</tr>';
}
echo '</table>'...
SQL: How to properly check if a record exists
...optimize SELECT COUNT(*) anyway, so while there is a difference in theory (and older databases), you shouldn't notice any difference in practice.
share
|
improve this answer
|
...
What is the canonical way to trim a string in Ruby without creating a new string?
...e.strip!
The #strip! method will return nil if it didn't strip anything, and the variable itself if it was stripped.
According to Ruby standards, a method suffixed with an exclamation mark changes the variable in place.
Hope this helps.
Update: This is output from irb to demonstrate:
>> ...
byte[] to file in Java
... for this line since you had created the instance of "fos" inside the try. And this will automatically close the OutputStream
}
share
|
improve this answer
|
follow
...