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How to use phpexcel to read data and insert into database?
...romString($highestColumn);
$nrColumns = ord($highestColumn) - 64;
$worksheetTitle = $worksheet->getTitle();
echo "<br>The worksheet ".$worksheetTitle." has ";
echo $nrColumns . ' columns (A-' . $highestColumn . ') ';
echo ' and ' . $highestRow . ' row.';
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Is there a command to refresh environment variables from the command prompt in Windows?
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It works for me in PowerShell, @craq . Running Windows10 x64.
– mazunki
Mar 15 '19 at 23:08
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Array.Copy vs Buffer.BlockCopy
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Since the parameters to Buffer.BlockCopy are byte-based rather than index-based, you're more likely to screw up your code than if you use Array.Copy, so I would only use Buffer.BlockCopy in a performance-critical section of my code.
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快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...引入。
运行环境
服务器运行（本地运行无效）
基本demo：
<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title>快速开发CSS的利器 - 初识less</title>
<link type="text/less" rel="stylesheet/less" href="test.less" />
<script src="less.js">...
How to convert an int value to string in Go?
...sting to note that strconv.Itoa is shorthand for
func FormatInt(i int64, base int) string
with base 10
For Example:
strconv.Itoa(123)
is equivalent to
strconv.FormatInt(int64(123), 10)
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How do I convert NSInteger to NSString datatype?
...gers are not objects, you cast them to long, in order to match the current 64-bit architectures' definition:
NSString *inStr = [NSString stringWithFormat: @"%ld", (long)month];
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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...guage: c# --> public static string GetColumnName(int index) // zero-based { const byte BASE = 'Z' - 'A' + 1; string name = String.Empty; do { name = Convert.ToChar('A' + index % BASE) + name; index = index / BASE - 1; } while (index >= 0); return name; }
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Long vs Integer, long vs int, what to use and when?
...Object form of long, and Integer is the object form of int.
The long uses 64 bits. The int uses 32 bits, and so can only hold numbers up to ±2 billion (-231 to +231-1).
You should use long and int, except where you need to make use of methods inherited from Object, such as hashcode. Java.util.col...
How to determine why visual studio might be skipping projects when building a solution
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If the confixguration is x64 and the x64 compiler isn't installed it will skip the project.
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f...
String, StringBuffer, and StringBuilder
...sage due to immutability doesn't matter". The accepted answer covers it's bases pretty well.
– fooMonster
Aug 3 '11 at 14:24
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