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App Inventor 2 蓝牙BLE扩展源码分析 - WriteBytes vs WriteStrings 23字节...
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App Inventor 2 蓝牙BLE扩展源码分析 - WriteBytes vs WriteStrings 23字节...
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Which is the fastest algorithm to find prime numbers?
... mmcdole
83.7k6060 gold badges178178 silver badges221221 bronze badges
answered Jan 17 '09 at 18:45
Greg HewgillGreg Hewgill
783...
What is the fastest or most elegant way to compute a set difference using Javascript arrays?
...if don't know if this is most effective, but perhaps the shortest
A = [1, 2, 3, 4];
B = [1, 3, 4, 7];
diff = A.filter(function(x) { return B.indexOf(x) < 0 })
console.log(diff);
Updated to ES6:
A = [1, 2, 3, 4];
B = [1, 3, 4, 7];
diff = A.filter(x => !B.includes(x) );
console.log(diff)...
Are there any reasons to use private properties in C#?
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220
I use them if I need to cache a value and want to lazy load it.
private string _password;
pri...
Why doesn't Python have multiline comments?
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Steve LoshSteve Losh
18.5k22 gold badges4848 silver badges4444 bronze badges
...
Understanding the difference between Object.create() and new SomeFunction()
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answered Nov 12 '10 at 16:22
Christian C. SalvadóChristian C. Salvadó
688k171171 gold badges886886 silver badges826826 bronze badges
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C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... FileMode.OpenOrCreate,FileAccess.Read);//读取文件流
FileStream file 2= File.Open(@"F:\file2.txt", FileMode.OpenOrCreate,FileAccess.Write);//写入文件流
byte[] array = new byte[4096];
BufferedStream bufferedInput = new BufferedStream(file1);//封装文件流
BufferedStream buf...
Decode Base64 data in Java
...eAll("\\s", ""))
– Martin Vysny
Jul 22 '13 at 11:09
10
Be careful. This function does not work wi...
string sanitizer for filename
...
42
Instead of worrying about overlooking characters - how about using a whitelist of characters you...