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Linux日志管理Rsyslog入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
Linux日志管理Rsyslog入门Rsyslog 日志管理 入门在数据为王的时代，日志管理是一个绕不开的话题，相应的开源软件有不少，比如热门的三件套：Logstash、ElasticSearch、Kibana，可惜我对这...在数据为王的时代，日志管理是一个绕不开的...
How to get a random number in Ruby
...
If you're not only seeking for a number but also hex or uuid it's worth mentioning that the SecureRandom module found its way from ActiveSupport to the ruby core in 1.9.2+. So without the need for a full blown framework:
require 'securerandom'
p SecureRandom.random_number...
What does (x ^ 0x1) != 0 mean?
...
^ is the bitwise XOR operation
0x1 is 1 in hex notation
x ^ 0x1 will invert the last bit of x (refer to the XOR truth table in the link above if that's not clear to you).
So, the condition (0 != ( x ^ 0x1 )) will be true if x is greater than 1 or if the last bit of ...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
Linux日志管理Rsyslog入门Rsyslog 日志管理 入门在数据为王的时代，日志管理是一个绕不开的话题，相应的开源软件有不少，比如热门的三件套：Logstash、ElasticSearch、Kibana，可惜我对这...在数据为王的时代，日志管理是一个绕不开的...
Parsing HTML into NSAttributedText - how to set font?
...ability to set text color, just add color to style attribute with value in hex string format color: #000000. See this link for converting UIColor to hex string: gist.github.com/yannickl/16f0ed38f0698d9a8ae7
– Miroslav Hrivik
Aug 16 '17 at 14:19
...
C#位运算符（C#按位与、按位或 等） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...按位与”运算符(&)
1、运算规则
参加运算的两个数据，按二进位进行“与”运算，如果两个相应的二进位都为1，则该位的结果值为1，否则为0，即：
0&0=0，0&1=0，1&0=0，1&1=1.
2、用途
(1)清零
运算对象：...
Find CRLF in Notepad++
...ither Ctrl+M, $ nor \r\n are matched.
The same wiki also mentions the Hex editor alternative:
Type the new string at the beginning of the document.
Then select to view the document in Hex mode.
Select one of the new lines and hit Ctrl+H.
While you have the Replace dialog box up...
What does the git index contain EXACTLY?
...e we haven't modified the file
The first bytes are seconds since EPOCH in hex:
date --date="@$(printf "%x" "540976e6")"
Gives:
Fri Sep 5 10:40:06 CEST 2014
Which is when I made this example.
The second 4 bytes are nanoseconds.
UID and GID are 00 00 03 e8, 1000 in hex: a common value for sin...
手握利器，直面“蓝脸”! ——使用WinDbg抗击系统崩溃 - 操作系统(内核) - ...
...道该错误是否能被隔离出来从而不伤害系统的其它程序与数据，或者该组件将来是否能够恢复正常，而且，Windows深知，这个异常更有可能来源于更深层的问题，比如由于内存的常规破坏(General Corruption)，或者由于硬件设备不能正...
How do I print a double value with full precision using cout?
...ctual double (with NO ROUND OFF ERROR) is to print out the binary bits (or hex nybbles).
One way of doing that is using a union to type-pun the double to a integer and then printing the integer, since integers do not suffer from truncation or round-off issues. (Type punning like this is not supporte...