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What are the differences between a pointer variable and a reference variable in C++?
...e of that object becomes the lifetime of the reference.
std::string s1 = "123";
std::string s2 = "456";
std::string s3_copy = s1 + s2;
const std::string& s3_reference = s1 + s2;
In this example s3_copy copies the temporary object that is a result of the concatenation. Whereas s3_reference in...
App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
... 隐私策略和使用条款 技术支持 service@fun123.cn
How do I split a string on a delimiter in Bash?
...with ${arrIN[1]} (starting from zeros of course)
– Oz123
Mar 21 '11 at 18:50
27
Found it: the tec...
Vertical (rotated) text in HTML table
...then use it like this:
<img alt="bla" src="GenerateImage.ashx?no_cache=123&text=Hello%20World&rotate=true" />
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MVC Razor view nested foreach's model
... products and then provide a link on each product to maybe a /Product/Edit/123 action method to edit each one on it's own form. I think you can become undone trying to do too much on one page in MVC.
– Adrian Thompson Phillips
Jan 17 '12 at 12:42
...
The Definitive C++ Book Guide and List
...
123
I hate to step on anybody's shoes, but I do not recommend Bruce Eckel's "Thinking in C++" even though I respect the author for publishing ...
ReSharper warns: “Static field in generic type”
...tity{ SomeValue = "Bar" };
var thirdInst = new OtherEntity { OtherValue = 123 };
var fourthInst = new OtherEntity { OtherValue = 456 };
var xmlData1 = firstInst.Serialize();
var xmlData2 = secondInst.Serialize();
var xmlData3 = thirdInst.Serialize();
var xmlData4 = fourthInst.Serialize();
In thi...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...alues of 12abc will return abc, value of 1abc will return abc, value of abc123 will return "Not Matched" because the digits were not at the start of the string.
Private Sub simpleRegex()
Dim strPattern As String: strPattern = "^[0-9]{1,2}"
Dim strReplace As String: strReplace = ""
Dim r...
Why does changing 0.1f to 0 slow down performance by 10x?
...1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6};
const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2.589,2.690};
float y[16];
for(int i=0;i<16;i++)
{
y[i]=x[i];
}
for(int j=0;j<9000000;j++)
{
fo...
What is the difference between Ruby 1.8 and Ruby 1.9
..._s
=> "[1, 2, 3]"
Ruby 1.8.6
irb(main):001:0> [1,2,3].to_s
=> "123"
Action: Use .join instead
Colon No Longer Valid In When Statements
Ruby 1.9
irb(main):001:0> case 'a'; when /\w/: puts 'word'; end
SyntaxError: (irb):1: syntax error, unexpected ':',
expecting keyword_then or '...