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How can I expose more than 1 port with Docker?
... create --name `container name` --expose 7000 --expose 7001 `image name`
Now, when you start this container using the docker start command, the configured ports above will be exposed.
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Under what conditions is a JSESSIONID created?
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Right now im getting many hits on my filter to create session and seems like its only after the second hit (not a second page refresh) its being created, this called my attention " session isn't necessarily created on first request...
How can I display an RTSP video stream in a web page?
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Update: Apparently doesn't work now. Shows this: "This camera cannot be embedded. Switch to Standard or Professional package for embedding."
– muglikar
Apr 23 '17 at 19:55
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What is the difference between $(command) and `command` in shell programming?
...e backticks,but rather added $(...) as an alternative method. There is no known implementation bug with backticks, but there are many known implementation bugs with $(...) . So for portability issues it is recommended to use backticks for non-nested calls. $(...) needs a recursive parser but this wa...
Add property to anonymous type after creation
...t you could do is write new { old.Name1, old.Name2, ID=myId } but I don't know if that's really what you want. Some more details on the situation (including code samples) would be ideal.
Alternatively, you could create a container object which always had an ID and whatever other object contained th...
How to merge 2 JSON objects from 2 files using jq?
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Since 1.4 this is now possible with the * operator. When given two objects, it will merge them recursively. For example,
jq -s '.[0] * .[1]' file1 file2
Important: Note the -s (--slurp) flag, which puts files in the same array.
Would get y...
Why is Python 3.x's super() magic?
...decorator_returning_new_class
class Foo(Bar):
def baz(self):
# Now `Foo` is a *different class*
return super(Foo, self).baz() + 42
The magic super() __class__ cell sidesteps these issues nicely by giving you access to the original class object.
The PEP was kicked off by Guido,...
How to git log in reverse order?
...s then reverses that list so the most recent of those 10 is at the bottom. Now you can simply run:
git lg
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Remove duplicated rows using dplyr
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Note: dplyr now contains the distinct function for this purpose.
Original answer below:
library(dplyr)
set.seed(123)
df <- data.frame(
x = sample(0:1, 10, replace = T),
y = sample(0:1, 10, replace = T),
z = 1:10
)
One appr...
CocoaPods and GitHub forks
...s showing "Unable to find a specification for '<pod name>' " do you know how to resolve it?
– Susim Samanta
Mar 15 '18 at 1:50
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