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Why can't I use Docker CMD multiple times to run multiple services?
I have built a base image from Dockerfile named centos+ssh. In centos+ssh's Dockerfile, I use CMD to run ssh service.
5 Ans...
Maven project version inheritance - do I have to specify the parent version?
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@halil The question is about inheriting a version from a parent with the goal to have the same version in two artifacts. If you have different parents with different versions (in an inheritance hierarchy) you probably will not make them all the same version. I therefore do n...
How to check if a string is a valid hex color representation?
...-> match beginning
# -> a hash
[0-9A-F] -> any integer from 0 to 9 and any letter from A to F
{6} -> the previous group appears exactly 6 times
$ -> match end
i -> ignore case
If you need support for 3-character HEX codes, use the following:
/...
Android Studio rendering problems
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I was able to fix this in Android Studio 0.2.0 by changing API from API 18: Android 4.3 to API 17: Android 4.2.2
This is under the Android icon menu in the top right of the design window.
This was a solution from http://www.hankcs.com/program/mobiledev/idea-this-version-of-the-render...
Dynamically updating plot in matplotlib
I am making an application in Python which collects data from a serial port and plots a graph of the collected data against arrival time. The time of arrival for the data is uncertain. I want the plot to be updated when data is received. I searched on how to do this and found two methods:
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Hide console window from Process.Start C#
...ttps%3a%2f%2fstackoverflow.com%2fquestions%2f5377423%2fhide-console-window-from-process-start-c-sharp%23new-answer', 'question_page');
}
);
Post as a guest
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Type of conditional expression cannot be determined because there is no implicit conversion between
...has type X and y has type Y then
If an implicit conversion (§6.1) exists from X to Y, but not from Y to X, then Y is the type of the conditional expression.
If an implicit conversion (§6.1) exists from Y to X, but not from X to Y, then X is the type of the conditional expression.
Otherwise, no ...
Removing cordova plugins from the project
...re installed and because of that it requires access to almost everything - from my contacts to current location ( even though this app doesn't need this ).
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Drawing Isometric game worlds
...mend this problem, the inner for-loop's order must be reversed -- starting from the highest value, and rendering toward the lower value:
tile_map[][] = [[...],...]
for (i = 0; i < tile_map.size; i++):
for (j = tile_map[i].size; j >= 0; j--): // Changed loop condition here.
draw(...
Numpy - add row to array
... = array([[0, 1, 2], [1, 2, 0], [2, 1, 2], [3, 2, 0]])
add to A all rows from X where the first element < 3:
import numpy as np
A = np.vstack((A, X[X[:,0] < 3]))
# returns:
array([[0, 1, 2],
[0, 2, 0],
[0, 1, 2],
[1, 2, 0],
[2, 1, 2]])
...