大约有 46,000 项符合查询结果（耗时：0.0689秒） [XML]
Does const mean thread-safe in C++11?
......
This is what the Standard Language has to say on thread-safety:
[1.10/4]
Two expression evaluations conflict if one of them modifies a memory location (1.7) and the other one accesses or modifies the same memory location.
[1.10/21]
The execution of a program contains a data race if it contains ...
Get Base64 encode file-data from Input Form
...
The easy way:
The readAsDataURL() method might already encode it as base64 for you. You'll probably need to strip out the beginning stuff (up to the first ,), but that's no biggie. This would take all the fun out though.
The hard way:
If you want to try it the hard way (or it doesn't work), look...
How to prove that a problem is NP complete?
...
146
To show a problem is NP complete, you need to:
Show it is in NP
In other words, given some info...
What's the difference of “./configure” option “--build”, “--host” and “--target”?
...
so that you could putty on to your embedded device and run "gdbserver :1234 a.out" to start debugging and listen on port 1234.
You would then build your debugging client (which connects to and controls the gdbserver) with
./configure --build=powerpc --host=i686 --target=mips
which you would c...
memory_get_peak_usage() with “real usage”
...
+400
Ok, lets test this using a simple script:
ini_set('memory_limit', '1M');
$x = '';
while(true) {
echo "not real: ".(memory_get_pea...
WPF Application that only has a tray icon
...
114
There's no NotifyIcon for WPF.
A colleague of mine used this freely available library to good ef...
Why should Java ThreadLocal variables be static
...
AffeAffe
44.2k1010 gold badges7676 silver badges8080 bronze badges
...
Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
... iOS 7
– Lee Probert
Sep 27 '13 at 14:19
add a comment
|
...
How do I handle the window close event in Tkinter?
... nbro
10.9k1717 gold badges7676 silver badges140140 bronze badges
answered Sep 21 '08 at 14:51
Matt GregoryMatt Gregory
5,43...
Why would iterating over a List be faster than indexing through it?
...o print the value of each element, if I write this:
for(int i = 0; i < 4; i++) {
System.out.println(list.get(i));
}
what happens is this:
head -> print head
head -> item1 -> print item1
head -> item1 -> item2 -> print item2
head -> item1 -> item2 -> item3 print ...