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hadoop No FileSystem for scheme: file
...s remains (the last one that was added). In this case, the FileSystem list from hadoop-commons overwrites the list from hadoop-hdfs, so DistributedFileSystem was no longer declared.
How we fixed it
After loading the Hadoop configuration, but just before doing anything FileSystem-related, we call t...
Check if a string has white space
...es of whitespace, not just space (tab, carriage return, etc.)
import some from 'lodash/fp/some'
const whitespaceCharacters = [' ', ' ',
'\b', '\t', '\n', '\v', '\f', '\r', `\"`, `\'`, `\\`,
'\u0008', '\u0009', '\u000A', '\u000B', '\u000C',
'\u000D', '\u0020','\u0022', '\u0027', '\u005C',
'\u00...
Exposing a port on a live Docker container
...not do this via Docker, but you can access the container's un-exposed port from the host machine.
If you have a container with something running on its port 8000, you can run
wget http://container_ip:8000
To get the container's IP address, run the 2 commands:
docker ps
docker inspect container_name...
How to keep Maven profiles which are activeByDefault active even if another profile gets activated?
...e by default profile because I thought there was no way to remove a module from execution. In 3.2.1 they added this as shown here. I'm leaving this comment in case someone stumbles here and is using modules for a similar reason to me.
– Captain Man
Aug 30 '16 a...
How to get error information when HttpWebRequest.GetResponse() fails
...more information. For example, I would like to pass the exception message from server to client. Is this possible using HttpWebRequest and HttpWebResponse?
...
Pythonic way to check if a list is sorted or not
...% faster than using integer indexing:
# python2 only
if str is bytes:
from itertools import izip as zip
def is_sorted(l):
return all(a <= b for a, b in zip(l, l[1:]))
share
|
improve t...
Packing NuGet projects compiled in release mode?
...
For anyone who wants the short story from the link (good read, though), there was a change from v1.3 to v1.4 that goes from a default of Release to a default pulled from a project setting that can only be modified in the project file directly (no VS GUI option)....
CSS 100% height with padding/margin
...: calc(100% - 10px); height: calc(100% - 10px); padding: 5px; } 5 from left and 5 from right = 10, 5 from top and 5 from bottom = 10
– Chris P
Mar 15 '19 at 9:10
add ...
Default template arguments for function templates
...as second class citizens and required all template arguments to be deduced from the function arguments rather than specified.
The restriction seriously cramps programming style by unnecessarily making freestanding functions different from member functions, thus making it harder to write STL-sty...
insert vs emplace vs operator[] in c++ map
...You can directly construct it with the appropriate type or pass any object from which the value_type can be constructed, which is where std::make_pair comes into play, as it allows for simple creation of std::pair objects, although it is probably not what you want...
The net effect of the following...