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C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
C++使用OLE/COM高速读写EXCEL的源码VC对Excel表格的操作的方法有多种，如：通过ODBC数据库实现，通过解析Excel表格文件，通过OLE COM的实现。本文主要研究通过OLE COM实现对Excel表格的操作。另外，本文主代码中汇聚各网友的智慧进行...
MySQL LIKE IN()?
...lues
SELECT * FROM table WHERE field regexp concat_ws("|",
"111",
"222",
"333");
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Append lines to a file using a StreamWriter
...red Sep 5 '11 at 9:35
Øyvind BråthenØyvind Bråthen
52.2k2525 gold badges113113 silver badges138138 bronze badges
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Regular Expression to reformat a US phone number in Javascript
...{part2}${part3}`
}
example input / output as you type
formatUSNumber('+1333')
// (333)
formatUSNumber('333')
// (333)
formatUSNumber('333444')
// (333) 444
formatUSNumber('3334445555')
// (333) 444-5555
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为AppInventor2开发自己的拓展(Extension) - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...有很大的局限性，但是它提供了拓展Extension特性，开放了源码，使得开发者可以根据自己的需要，自定义开发原生组件实现不了的、更加强大的功能。一般拓展采用java/kotlin语言进行开发，由于拓展开发相当于直接使用安卓原生...
Binary Data in JSON String. Something better than Base64
The JSON format natively doesn't support binary data. The binary data has to be escaped so that it can be placed into a string element (i.e. zero or more Unicode chars in double quotes using backslash escapes) in JSON.
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How to sort an array of objects with jquery or javascript [duplicate]
... answered Mar 31 '11 at 17:44
HåvardHåvard
8,7633737 silver badges4646 bronze badges
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How do I combine a background-image and CSS3 gradient on the same element?
...yle):
#gradient {
.vertical-with-image(@startColor: #555, @endColor: #333, @image) {
background-color: mix(@startColor, @endColor, 60%); // fallback
background-image: @image; // fallback
background: @image, -moz-linear-gradient(top, @startColor, @endColor); // FF 3.6+
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How to increase space between dotted border dots
...ample:
div {
padding: 10px 50px;
}
.dotted {
border-top: 1px #333 dotted;
}
.dotted-gradient {
background-image: linear-gradient(to right, #333 40%, rgba(255, 255, 255, 0) 20%);
background-position: top;
background-size: 3px 1px;
background-repeat: repeat-x;
}
.dotted-sp...
Looping through a hash, or using an array in PowerShell
...
You can also do this without a variable
@{
'foo' = 222
'bar' = 333
'baz' = 444
'qux' = 555
} | % getEnumerator | % {
$_.key
$_.value
}
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