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How to truncate milliseconds off of a .NET DateTime
... best answer. Not that this may be a bottleneck, but it is approximately 7-8x slower.
– Jonas
Aug 3 '17 at 23:33
...
How to change plot background color?
...e ‘T10’ categorical palette (which is the default color cycle);
a “CN” color spec, i.e. 'C' followed by a single digit, which is an index into the default property cycle (matplotlib.rcParams['axes.prop_cycle']); the indexing occurs at artist creation time and defaults to black if the cycle...
Android: How to bind spinner to custom object list?
...l
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:padding="10dp"
android:textSize="14sp"
android:textColor="#FFFFFF"
android:sp...
由12306.cn谈谈网站性能技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...个Web服务器上。这样可以减少Web服务器的请求负载。因为http的请求都是短作业，所以，可以通过很简单的负载均衡器来完成这一功能。最好是有CDN网络让用户连接与其最近的服务器（CDN通常伴随着分布式存储）。（关于负载均...
Knight's Shortest Path on Chessboard
... .....
And the shortest path of two points in a graph can be found using http://en.wikipedia.org/wiki/Dijkstra's_algorithm
Pseudo-code from wikipedia-page:
function Dijkstra(Graph, source):
for each vertex v in Graph: // Initializations
dist[v] := infinity // Un...
What are CN, OU, DC in an LDAP search?
...
CN = Common Name
OU = Organizational Unit
DC = Domain Component
These are all parts of the X.500 Directory Specification, which defines nodes in a LDAP directory.
You can also read up on LDAP data Interchange Format (LDIF)...
App Inventor 2 中文网 · 项目指南
... 平台优势(fun123.cn) 少儿编程首选平台！ 开始编...
Why prefer two's complement over sign-and-magnitude for signed numbers?
...nd just make the most significant term negative.
Taking an 8-bit value a7 a6 a5 a4 a3 a2 a1 a0
The usual unsigned binary interpretation is:
27*a7 + 26*a6 + 25*a5 + 24*a4 + 23*a3 + 22*a2 + 21*a1 + 20*a0
11111111 = 128 + 64 + 32 + 16 + 8 + 4 + 2 + 1 = 255
The two's complement interpretation is:
-27...
Embed YouTube video - Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...t.
<iframe width="420" height="315" src="https://www.youtube.com/embed/A6XUVjK9W4o" frameborder="0" allowfullscreen></iframe>
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How to create a self-signed certificate with OpenSSL
I'm adding HTTPS support to an embedded Linux device. I have tried to generate a self-signed certificate with these steps:
...