大约有 8,000 项符合查询结果（耗时：0.0159秒） [XML]
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...
LINQ Aggregate algorithm explained
...in sequence) to make 6. Then adds 6 and 4 to make 10.
Example 2. create a csv from an array of strings
var chars = new []{"a","b","c", "d"};
var csv = chars.Aggregate( (a,b) => a + ',' + b);
Console.WriteLine(csv); // Output a,b,c,d
This works in much the same way. Concatenate a a comma and b...
How can I combine multiple rows into a comma-delimited list in Oracle? [duplicate]
...('Antigua');
SELECT SUBSTR (SYS_CONNECT_BY_PATH (country_name , ','), 2) csv
FROM (SELECT country_name , ROW_NUMBER () OVER (ORDER BY country_name ) rn,
COUNT (*) OVER () cnt
FROM countries)
WHERE rn = cnt
START WITH rn = 1
CONNECT BY rn = PRIOR rn + 1;
...
Postgresql GROUP_CONCAT equivalent?
...method, if they are not desired.
Casting ANYARRAY to TEXT best simulates CSV output as elements that contain embedded commas are double-quoted in the output in standard CSV style. Neither array_to_string() or string_agg() (the "group_concat" function added in 9.1) quote strings with embedded comma...
MySQL dump by query
...
You can dump a query as csv like this:
SELECT * from myTable
INTO OUTFILE '/tmp/querydump.csv'
FIELDS TERMINATED BY ','
ENCLOSED BY '"'
LINES TERMINATED BY '\n'
share
...
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...
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
...
Filtering Pandas DataFrames on dates
...
So when loading the csv data file, we'll need to set the date column as index now as below, in order to filter data based on a range of dates. This was not needed for the now deprecated method: pd.DataFrame.from_csv().
If you just want to show ...