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How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?
...;= 11 && n <= 13) {
return "th";
}
switch (n % 10) {
case 1: return "st";
case 2: return "nd";
case 3: return "rd";
default: return "th";
}
}
The table from @kaliatech is nice, but since the same information is repeated, it opens th...
Big O, how do you calculate/approximate it?
...you have this piece of code:
int sum(int* data, int N) {
int result = 0; // 1
for (int i = 0; i < N; i++) { // 2
result += data[i]; // 3
}
return result; // 4
}
This function returns the sum of all the elements of the array, and we ...
Create table (structure) from existing table
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edited Mar 24 '10 at 6:35
answered Mar 24 '10 at 6:23
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App Inventor 2 连接方式：AI伴侣、模拟器、USB · App Inventor 2 中文网
...通信（需要测试SPP/BLE蓝牙通信的请使用安卓真机）。
2024/11/24更新：最新版本的安卓原版模拟器是支持BLE低功耗蓝牙硬件测试的，也可以模拟手机晃动等物理操作。
Q：AI伴侣扫码测试时手机和电脑必须在同一局域网内...
What is reflection and why is it useful?
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edited Mar 7 at 23:08
Paul Ntshabeleng
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answered Sep 1 '08 at ...
Phone: numeric keyboard for text input
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209
You can do <input type="text" pattern="\d*">. This will cause the numeric keyboard to ap...
ObjectiveC Parse Integer from String
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answered Aug 25 '10 at 17:36
Christian StewartChristian Stewart
14.2k1717 gold badges7070 silver badges131131 bronze badges
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How to rethrow the same exception in SQL Server
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10 Answers
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Cast Int to enum in Java
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Try MyEnum.values()[x] where x must be 0 or 1, i.e. a valid ordinal for that enum.
Note that in Java enums actually are classes (and enum values thus are objects) and thus you can't cast an int or even Integer to an enum.
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Why are flag enums usually defined with hexadecimal values
...bit shifts seems the most clear:
[Flags]
public enum MyEnum
{
None = 0,
Flag1 = 1 << 0,
Flag2 = 1 << 1,
Flag3 = 1 << 2,
Flag4 = 1 << 3,
Flag5 = 1 << 4
}
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