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How do I pass variables and data from PHP to JavaScript?
...
+100
There are actually several approaches to do this. Some require more overhead than others, and some are considered better than others...
prototype based vs. class based inheritance
...
Charlie MartinCharlie Martin
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What are the main purposes of using std::forward and which problems it solves?
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+100
You have to understand the forwarding problem. You can read the entire problem in detail, but I'll summarize.
Basically, given the ...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...point some of you are missing is that it doesn't matter if the password is 1000% secure when all the other data is clear-text. E.g., if the entire database is compromised, then the hacker now has all the clear-text credit card numbers. Yes, many people use the same password on different web-sites, b...
Why does Python print unicode characters when the default encoding is ASCII?
... compatible in that range.
e.g. Unicode code point for 'B' is '0x42' or 0100 0010 in binary (as we said, it's the same in ASCII). After encoding in UTF-8 it becomes:
0xxx xxxx <-- UTF-8 encoding for Unicode code points 0 to 127
*100 0010 <-- Unicode code point 0x42
0100 0010 <-- UTF-8...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
... == '__main__':
import copy
from time import time
num_times = 100000
L = [None, 'blah', 1, 543.4532,
['foo'], ('bar',), {'blah': 'blah'},
old_class(), new_class()]
t = time()
for i in xrange(num_times):
Copy(L)
print 'Custom Copy:', time()-t
...
How to access property of anonymous type in C#?
...u access its properties (they are usually created via new { @style="width: 100px", ... })?
For this slightly different scenario I want to share with you what I found out.
In the solutions below, I am assuming the following declaration for nodes:
List<object> nodes = new List<object>()...
std::vector performance regression when enabling C++11
... 0 CPU-migrations # 0.003 K/sec ( +-100.00% )
19,801 page-faults # 0.558 M/sec ( +- 0.00% )
98,463,570 cycles # 2.773 GHz ( +- 1.09% ) [77.71%]
50,079,9...
ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
...hat the allocation itself can be significantly slower (even by a factor of 100x).
Sources:
Why the odd performance curve differential between ByteBuffer.allocate() and ByteBuffer.allocateDirect()
ByteBuffer.allocateDirect ridiculously slow
When to use Array, Buffer or direct Buffer
...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
...工作，因此不会阻塞主 UI 线程。这对于在可能需要超过 100 毫秒左右的操作期间获得良好的用户体验非常重要。阻塞主 UI 线程将使您的应用程序看起来“冻结”并变得无响应，用户不喜欢这样。
当您需要执行需要一段时间的数...