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How to initialise a string from NSData in Swift
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Swift 2.X or older
let datastring = NSString(data: fooData, encoding: NSUTF8StringEncoding)
Swift 3 or newer:
let datastring = NSString(data: fooData, encoding: String.Encoding.utf8.rawValue)
This doc explains the syntax.
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MySQL Cannot Add Foreign Key Constraint
...th. e.g. VARCHAR(20)
Collation Columns charset should be the same. e.g. utf8
Watchout: Even if your tables have same Collation, columns still could have different one.
Unique - Foreign key should refer to field that is unique (usually primary key) in the reference table.
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Export and Import all MySQL databases at one time
...efault-character-set as you need.
mysql -uroot -p --default-character-set=utf8
mysql> SET names 'utf8';
mysql> SOURCE backup.sql;
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XmlWriter to Write to a String Instead of to a File
...L is in UTF-8. You can fix this by subclassing StringWriter;
public class Utf8StringWriter : StringWriter
{
public override Encoding Encoding
{
get { return Encoding.UTF8; }
}
}
This will affect the declaration written by XmlWriter. Of course, if you then write the string out...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
... is still an issue) - this is a really annoying problem, because I defined utf8 in the HTML document (with <meta charset="UTF-8" />) but that has no effect, it seems to need the <?xml part, which is totally unintuitive.
– iquito
Apr 20 '16 at 14:00
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How to view UTF-8 Characters in VIM or Gvim
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Try to reload the document using:
:e! ++enc=utf8
If that works you should maybe change the fileencodings settings in your .vimrc.
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MySQL case sensitive query [duplicate]
...acters will be considered not equal (i.e. ü in latin1 is 0xFC where as in utf8mb4 it is 0xC3Bc). 2) As Shenxian points out below, you should apply your conversion to the parameter rather than the column. It will have to same functional effect but it will allow the query to use an index if one is pr...
Read and write a String from text file
... do {
try text.write(to: fileURL, atomically: false, encoding: .utf8)
}
catch {/* error handling here */}
//reading
do {
let text2 = try String(contentsOf: fileURL, encoding: .utf8)
}
catch {/* error handling here */}
}
Swift 2.2
let file = "file.txt" /...
DrawText 设置颜色 - C/C++ - 清泛网 - 专注C/C++及内核技术
DrawText 设置颜色 设置背景色dc.SetBkColor(RGB(0,255,0)); 设置文本颜色dc.SetTextColor(RGB(0,0,255)); 画文本dc.DrawText(str,&rc,DT_CENTER);//设置背景色
dc.SetBkColor(RGB(0,255,0));
//设置文本颜色
dc.SetTextColor(RGB(0,0,255));
//画文本
dc.DrawText(str,&rc,DT_CEN...
CSS怎么实现字数限制,超出部份显示点点点? - 更多技术 - 清泛网 - 专注C/...
...的裁切(这个参数是不常用的!)
ellipsis : 当对象内文本溢出时显示省略标记(...)
text-overflow属性仅是注解,当文本溢出时是否显示省略标记。并不具备其它的样式属性定义。我们想要实现溢出时产生省 略号的效果,还...
