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Merge multiple lines (two blocks) in Vim
...ng block (in the example in the question abc and def) have the same length XOR
the first line of the starting block is the longest, and you don't care about the additional spaces in between) XOR
The first line of the starting block is not the longest, and you additional spaces to the end.
...
Bash if statement with multiple conditions throws an error
...ither or both of its operands are true. You're thinking of "exclusive or" (XOR), which is true if exactly one of its operands is true. (Actually, there are versions of XOR that work on more than 2 operands, in which case it's true if an odd number of operands are true.)
– Gordo...
What is uintptr_t data type
...n that I just wrote to do bitwise exclusive or of 2 pointers to store in a XOR linked list so that we can traverse in both directions like a doubly linked list but without the penalty of storing 2 pointers in each node.
template <typename T>
T* xor_ptrs(T* t1, T* t2)
{
return reinterp...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...53 push rbx
4004e7: 31 db xor ebx,ebx
4004e9: 41 8d 34 1c lea esi,[r12+rbx*1]
4004ed: 41 8d 7c 1d 00 lea edi,[r13+rbx*1+0x0]
4004f2: e8 db ff ff ff call 4004d2 <_ZL3addRKiS0_.isra.0&g...
NGINX: upstream timed out (110: Connection timed out) while reading response header from upstream
...stCGI
2017/09/27 13:34:03 [error] 16559#16559: *14381 upstream timed out (110: Connection timed out) while reading response header from upstream, client:xxxxxxxxxxxxxxxxxxxxxxxxx", upstream: "fastcgi://unix:/var/run/php/php5.6-fpm.sock", host: "xxxxxxxxxxxxxxx", referrer: "xxxxxxxxxxxxxxxxxxxx"
S...
How can I request the vibrate permission?
... creative pattern try the star wars theme =D
v.vibrate(new long[]{0, 500, 110, 500, 110, 450, 110, 200, 110, 170, 40, 450, 110, 200, 110, 170, 40, 500}, -1);
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What is the role of the bias in neural networks? [closed]
...g two dimensions to one dimension, as in reproducing the AND or the OR (or XOR) functions, you can think of a neuronal network as doing the following:
On the 2d plane mark all positions of input vectors. So, for boolean values, you’d want to mark (-1,-1), (1,1), (-1,1), (1,-1). What your ANN now ...
What integer hash function are good that accepts an integer hash key?
...r qualities, like
multiplication with an uneven integer
binary rotations
xorshift
To yield a hashing function with superior qualities, like demonstrated with PCG for random number generation.
This is in fact also the recipe rrxmrrxmsx_0 and murmur hash are using, knowingly or unknowingly.
I pe...
Update a table using JOIN in SQL Server?
...Table2 AS t2
ON t1.CommonField = t2.[Common Field]
WHERE t1.BatchNo = '110';
If you're doing something really silly - like constantly trying to set the value of one column to the aggregate of another column (which violates the principle of avoiding storing redundant data), you can use a CTE (c...
mfcs110ud.lib(dllmodul.obj) : error LNK2005: _DllMain@12 已经在 Xxx.ob...
mfcs110ud.lib(dllmodul.obj) : error LNK2005: _DllMain@12 已经在 Xxx.obj 中定义原因分析：_USRDLL定义有的话，MFC会自动生成一个DllMain入口函数，这时在dll源码中额外又添加了一个DllMain入口函数，就会出现重定义冲突。
原因分析：
_USRDLL定义...