大约有 23,000 项符合查询结果（耗时：0.0415秒） [XML]
Why is there huge performance hit in 2048x2048 versus 2047x2047 array multiplication?
...n your cache. L is always power of 2.
The six comes from fact that 2^6 == 64 bytes is standard size of cache line.
Now what does this mean? Well it means that if I have address X and address Y and
(X >> 6) - (Y >> 6) is divisible by L (i.e. some large power of 2), they will be stored ...
Is there a way to access an iteration-counter in Java's for-each loop?
...r this is that the for-each loop internally does not have a counter; it is based on the Iterable interface, i.e. it uses an Iterator to loop through the "collection" - which may not be a collection at all, and may in fact be something not at all based on indexes (such as a linked list).
...
How To: Best way to draw table in console app (C#)
...n now find and improve the following code in github!
I wrote this class based on some ideas here. The columns width is optimal, an it can handle object arrays with this simple API:
static void Main(string[] args)
{
IEnumerable<Tuple<int, string, string>> authors =
new[]
{
...
Is there a float input type in HTML5?
...
Based on this answer
<input type="text" id="sno" placeholder="Only float with dot !"
onkeypress="return (event.charCode >= 48 && event.charCode <= 57) ||
event.charCode == 46 || event.charCode == ...
Nginx 403 forbidden for all files
...oing a chmod 710 to my root user folder. Worked like a charm. (On a debian based distro)
– basicdays
Jul 10 '14 at 20:49
|
show 6 more comme...
ssh “permissions are too open” error
...
I have the same problem on Win-10. Based on your explanation, not clear what did you actually allowed and denied - I have "users' and 'authenticated users' and Not 'specific user" as options + System and Administrators. Besides I could not figure out cygwin - ...
NuGet Package Manager errors when trying to update
...orporation\NuGet Package Manager\ or the location matching similar pattern based upon windows bit version, and delete the folder 1.0.11220.104. And, if you install it now, you wont' get the same problem.
share
|
...
Why is Visual Studio 2013 very slow?
...gt; General" section and clear the "Automatically adjust visual experience based on client performance" check box. (Refer to the following screen shot for this step.)
Clear the "Use hardware graphics acceleration if available" check box to prevent the use of hardware graphics acceleration.
Select or...
Difference between a Structure and a Union
...
@user12345613 unions can be used as a sort of base class for structs. You can emulate an OO hierarchy using unions of structs
– Morten Jensen
Mar 12 '13 at 21:57
...
Detect Safari browser
... same feature works in IE9). Also Firefox behaves differently than webkit based browsers, such as how it responds to mouse movement. Apple's Safari has reflow bugs that don't exist in Chrome. Some browsers are also performant when doing certain computationally intensive tasks than others.
...