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docker mounting volumes on host
...> /myvol/greeting
VOLUME /myvol
build the image:
$ docker build -t testing_volume .
Run the container, say container1:
$ docker run -it <image-id of above image> bash
Now run another container with volumes-from option as (say-container2)
$ docker run -it --volumes-from <id-o...
xcopy file, rename, suppress “Does xxx specify a file name…” message
...th sharing.
For example:
xcopy /y "bin\development\whee.config.example" "TestConnectionExternal\bin\Debug\*"
will create a copy of the file "whee.config.example" in the destination directory without prompting for file or directory.
Update: As mentioned by @chapluck:
You can change "* " to "[...
vertical align middle in
...px;
}
<div class="parent">
<div class="child">
Test
</div>
<div class="child">
Test Test Test <br/> Test Test Test
</div>
<div class="child">
Test Test Test <br/> Test Test Test <br/> Test Tes...
Url decode UTF-8 in Python
...та'
The Python 2 equivalent is urllib.unquote(), but this returns a bytestring, so you'd have to decode manually:
from urllib import unquote
url = unquote(url).decode('utf8')
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How to debug Lock wait timeout exceeded on MySQL?
...x 36646234376337652d376630302d303030312d353166322d3431326132346664656366352e6d7033; asc 6db47c7e-7f00-0001-51f2-412a24fdecf5.mp3;; 7: len 21; hex 416e67656c73204e6f7720436f6e666572656e6365; asc Angels Now Conference;; 8: len 34; hex 416e67656c73204e6f7720436f6e666572656e6365204a756c7920392c203230313...
HC-05/BLE 蓝牙通信数据乱码？接收到的中文乱码？乱码的原理及解决思路 · ...
...C4 E3 BA C3。而App Inventor 2的中文字符串默认是UTF-8编码的（E4 BD A0 E5 A5 BD ）。
将App Inventor 2的蓝牙客户端组件的编码改为GBK即可。
当然，将串口编码格式改为UTF-8，App Inventor 2保持默认不变也能解决乱码问题：
乱码的原理
通...
How does git compute file hashes?
...
@osgx There is. The reference and my testing confirms so. I've corrected the answer. Size seems to be number of bytes as integer with no prefix.
– Samuel Harmer
May 14 '17 at 12:15
...
Convert a timedelta to days, hours and minutes
...t to take into account fractions of a second
seconds += td.microseconds / 1e6
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How to use git bisect?
... start
$ git bisect bad
$ git bisect good 0
Bisecting: 2 revisions left to test after this (roughly 2 steps)
[< ... sha ... >] 3
After this command, git will checkout a commit. In our case, it'll be commit 3. You need to build your program, and check whether or not the regression is present....
Calculate RSA key fingerprint
...-agent tcsh
(or another shell you use).
Load the private key you want to test:
$ ssh-add /path/to/your-ssh-private-key
You will be asked to enter the passphrase if the key is password-protected.
Now, as others have said, type
$ ssh-add -l
1024 fd:bc:8a:81:58:8f:2c:78:86:a2:cf:02:40:7d:9d:3c yo...