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Fastest way to determine if an integer's square root is an integer
...the following modified loop:
int64 r, t, z;
r = start[(x >> 3) & 1023];
do {
z = x - r * r;
if( z == 0 )
return true;
if( z < 0 )
return false;
t = z & (-z);
r += (z & t) >> 1;
if( r > (t >> 1) )
r = t - r;
} while( ...
How can I delete Docker's images?
...ages -q)'
– dimuthu
Apr 22 '15 at 3:10
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What is the difference between a schema and a table and a database?
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网
...如心率服务的UUID是0x180D，使用的UUID基数是：00000000-0000-1000-8000-00805F9B34FB。
厂商自定义UUID：同样采用UUID基数 + 16位UUID的形式，由厂商定义，如BLE串口服务的UUID是0x001，使用的UUID基数是：6E400001-B5A3-F393-E0A9-E50E24DCCA9E。
标准16...
Batch script to delete files
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You need to escape the % with another...
del "D:\TEST\TEST 100%%\Archive*.TXT"
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How can building a heap be O(n) time complexity?
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How can I extend typed Arrays in Swift?
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Properties order in Margin
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ErnoErno
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How do I use Assert.Throws to assert the type of the exception?
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answered Dec 23 '10 at 10:06
Jackson PopeJackson Pope
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How to write an inline IF statement in JavaScript?
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Mr.Web
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answered Apr 22 '12 at 17:40
MattWMattW
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