大约有 47,000 项符合查询结果（耗时：0.1119秒） [XML]
【二进制】UrsAI2ByteArray 字节数组扩展：读写二进制数据，二进制文件读写...
...地设置ReadIndex。Available属性返回还可以读取多少字节。ToString方法将数组内容返回为两位十六进制数字序列。使用ToHex可以将字节、字或双字转换为其十六进制表示。HexPrefix属性指定在十六进制数字前面放置哪个字符串，默认设...
What characters can be used for up/down triangle (arrow without stem) for display in HTML?
...POINTING TRIANGLE
▼ - U+25BC BLACK DOWN-POINTING TRIANGLE
▴ - U+25B4 SMALL BLACK UP-POINTING TRIANGLE
▾ - U+25BE SMALL BLACK DOWN-POINTING TRIANGLE
For ▲ and ▼ use ▲ and ▼ respectively if you cannot include Unicode characters directly (use UTF-8!).
Note that the fo...
How do I specify “close existing connections” in sql script
...ECLARE @dbId int
DECLARE @isStatAsyncOn bit
DECLARE @jobId int
DECLARE @sqlString nvarchar(500)
SELECT @dbId = database_id,
@isStatAsyncOn = is_auto_update_stats_async_on
FROM sys.databases
WHERE name = 'db_name'
IF @isStatAsyncOn = 1
BEGIN
ALTER DATABASE [db_name] SET AUTO_UPDATE_STAT...
Does PostgreSQL support “accent insensitive” collations?
...the function in the right expression. There you can also supply unaccented strings like 'Joao' directly.
The faster function does not translate to much faster queries using the expression index. That operates on pre-computed values and is very fast already. But index maintenance and queries not usi...
Get current batchfile directory
...n used above, ending backslash or not) you will need to enclose the entire string in double quotes if path has spaces (i.e. "%batdir%ExtraDir"). You can always use PUSHD %~dp0. [https: // ss64.com/ nt/ syntax-args .html] has more on (%~) parameters.
Note that using (::) at beginning of a line makes...
ItemsControl with horizontal orientation
...ric;
namespace ItemsControl
{
public class Item
{
public Item(string title)
{
Title = title;
}
public string Title { get; set; }
}
public class MainWindowViewModel
{
public MainWindowViewModel()
{
Titles = new List<Item>()...
How do I use Node.js Crypto to create a HMAC-SHA1 hash?
... // can't read from the stream until you call end()
hash = hmac.read().toString('hex'); // read out hmac digest
console.log("Method 1: ", hash);
// Method 2 - Using update and digest:
hmac = crypto.createHmac(algorithm, secret);
hmac.update(text);
hash = hmac.digest('hex');
console.log("Method...
WPF Data Binding and Validation Rules Best Practices
...an use INotifyErrorInfo which allows you to return objects instead of just strings.
– Peter
Dec 19 '13 at 8:44
add a comment
|
...
Uploading base64 encoded Image to Amazon S3 via Node.js
...serId as key in post data... it was long back... but you can declare any string as key. To make sure already present files are not overwritten keep the key unique.
– Divyanshu Das
Jan 11 '16 at 6:26
...
How do I browse an old revision of a Subversion repository through the web view?
...and it does). I've been told many times it's not possible. Note that the string mentioned must be right after the repo root in the URL, then you can put subdirs of the repo after it.
– rmeador
Mar 16 '09 at 17:27
...