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Unicode and UTF-8 - 综合 - 清泛IT论坛，有思想、有深度
...，Unicode的实现方式各不相同，Unicode的实现方式称为Unicode转换格式（Unicode Translation Format，简称为UTF）如UTF-16。UTF-16采用双字节对UCS-2字符进行编码，由于UCS-2本身也是双字节编码，故一般UTF-16编码和UCS-2编码可等同对待，但由于...
NtMapViewOfSection注入 - C/C++ - 清泛网 - 专注C/C++及内核技术
... SectionOffset;
ULONG ViewSize;
ULONG Protect;
LPVOID ViewBase;
// 转换偏移量
SectionOffset.LowPart = dwFileOffsetLow;
SectionOffset.HighPart = dwFileOffsetHigh;
// 保存大小和起始地址
ViewBase = lpBaseAddress;
ViewSize = dwNumberOfBytesToMap;
// 转换标志为NT保...
解决python3报错：TypeError: a bytes-like object is required, not \'str...
...
python bytes和str两种类型可以通过函数encode()和decode()相互转换，
str→bytes：encode()方法。str通过encode()方法可以转换为bytes。
bytes→str：decode()方法。如果我们从网络或磁盘上读取了字节流，那么读到的数据就是bytes。要把byt...
Include headers when using SELECT INTO OUTFILE?
...ment with lucek's answer and export dynamically table with columns name in CSV :
--If your table has too many columns
SET GLOBAL group_concat_max_len = 100000000;
--Prepared statement
SET @SQL = ( select CONCAT('SELECT * INTO OUTFILE \'YOUR_PATH\' FIELDS TERMINATED BY \',\' OPTIONALLY ENCLOSED BY \...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
...在发送被初始化后和它完成以前，来自发送者存储的数据转换 可以和在发送者完成的计算同时进行。类似地，一个非阻塞“接收开始调用”初始化这个接收操作, 但不完成它。在一个消息被存入这个接收缓存以前，这个调用将返...
Stock ticker symbol lookup API [closed]
...ymbols, names, quotes, and all sorts of other data. Data is returned as a .CSV so you can request multiple symbols in one query.
So if you send:
http://finance.yahoo.com/d/quotes.csv?s=MSFT+F+ATT&f=sn
You'll get back something like:
"MSFT","Microsoft Corp"
"F","FORD MOTOR CO"
"ATT","AT&...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...上面限定了结果返回结果为String，对于简单的类型会尝试转换成字符串返回，对于复杂的数据类型，建议以字符串形式的json返回。
evaluateJavascript方法必须在UI线程（主线程）调用，因此onReceiveValue也执行在主线程。
疑问解答
...
Compress files while reading data from STDIN
...ad data as input and redirect the compressed to output file i.e.
cat test.csv | gzip > test.csv.gz
cat test.csv will send the data as stdout and using pipe-sign gzip will read that data as stdin. Make sure to redirect the gzip output to some file as compressed data will not be written to the t...
How to find where a method is defined at runtime?
...#crime>
If you're on Ruby 1.9+, you can use source_location
require 'csv'
p CSV.new('string').method(:flock)
# => #<Method: CSV#flock>
CSV.new('string').method(:flock).source_location
# => ["/path/to/ruby/1.9.2-p290/lib/ruby/1.9.1/forwardable.rb", 180]
Note that this won't work...
【内核源码】linux UDP实现 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...lot2);
if (hslot->count < hslot2->count) //检查较短的那个hash链表
goto scan_primary_hash;
exist = udp_lib_lport_inuse2(net, snum, hslot2, //判断hash2是否有该端口正在被使用
sk, saddr_comp);
if (!exist && (hash2_nulladdr != slot2)) {
hslot2 = udp...