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What are bitwise shift (bit-shift) operators and how do they work?
... of two that added together makes 320:
(row * 320) = (row * 256) + (row * 64)
Now we can convert that into left shifts:
(row * 320) = (row << 8) + (row << 6)
For a final result of:
memoryOffset = ((row << 8) + (row << 6)) + column
Now we get the same offset as before...
Find out what process registered a global hotkey? (Windows API)
...o right, etc. A simple app then calls the DLL and reports back its results based on a TTimer event. If you're interested I can post the Delphi 2007 based code.
It's well documented and commented and you potentially could use it as a basis of working out where a key press is going. If you could get ...
Convert floats to ints in Pandas?
...>> cols = ['A', 'B']
>>> df[cols] = df[cols].applymap(np.int64)
>>> print(df)
... A B C D
... 0 8 0 1.916283 6.226750
... 1 1 9 9.277504 8.522808
... 2 1 4 2.700118 7.739108
Or for a single column with apply():
>>> df['C'] = df['C']...
Installed Ruby 1.9.3 with RVM but command line doesn't show ruby -v
...
> ruby -v
ruby 2.0.0p481
> rvm list
rvm rubies
ruby-2.1.2 [ x86_64 ]
=* ruby-2.2.1 [ x86_64 ]
ruby-2.2.3 [ x86_64 ]
Also, rvm current failed.
> rvm current
Warning! PATH is not properly set up, '/Users/randallreed/.rvm/gems/ruby-2.2.1/bin' is not at first place...
The error mes...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网移动版 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...
【解决】Missing FindPython3.cmake - C/C++ - 清泛网移动版 - 专注IT技能提升
...访问：https://cmake.org/files/，下载最新版 cmake-3.xx.x-Linux-x86_64
2、解压 tar -zxvf cmake-3.xx.x-Linux-x86_64
3、mv cmake-3.xx.x-Linux-x86_64 /opt/cmake-3.xx.x
ln -sf /opt/cmake-3.xx.x/bin/* /usr/bin/
4、检查版本： cmake --version
参考：https://m.linuxidc.com/Linu...