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How to equalize the scales of x-axis and y-axis in Python matplotlib?
...er into the api to do this:
from matplotlib import pyplot as plt
plt.plot(range(5))
plt.xlim(-3, 3)
plt.ylim(-3, 3)
plt.gca().set_aspect('equal', adjustable='box')
plt.draw()
doc for set_aspect
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php var_dump() vs print_r()
...rinted by print_r is much more in readable format where as var_dump prints raw values.
print_r function can be used in many contexts where as var_dump can be used in debugging purposes mainly since it can't return value.
sh...
Listing all permutations of a string/integer
...able<IEnumerable<int>> result =
GetPermutations(Enumerable.Range(1, 3), 3);
Output - a list of integer-lists:
{1,2,3} {1,3,2} {2,1,3} {2,3,1} {3,1,2} {3,2,1}
As this function uses LINQ so it requires .net 3.5 or higher.
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Are there any standard exit status codes in Linux?
...rgument to exit
128+n: Fatal error signal "n"
255: Exit status out of range (exit takes only integer args in the range 0 - 255)
Part 2: sysexits.h
The ABSG references sysexits.h.
On Linux:
$ find /usr -name sysexits.h
/usr/include/sysexits.h
$ cat /usr/include/sysexits.h
/*
* Copyright (...
What is a magic number, and why is it bad? [closed]
...retty good because "2" by itself could be anything. Only when we limit the range and domain of understanding to "my program" where 2 is the default_padding in the GUI UX parts of "my program", do we finally make sense of "2" in its proper context. Here "2" is a "magic" number, which is factored out ...
What is the difference between 'log' and 'symlog'?
...rical log, and allows positive and negative values.
symlog allows to set a range around zero within the plot will be linear instead of logarithmic.
I think everything will get a lot easier to understand with graphics and examples, so let's try them:
import numpy
from matplotlib import pyplot
# E...
How to iterate over a JSONObject?
...NObject object = new JSONObject ("{\"key1\",\"value1\"}");. But do not put raw json to it, add items in it with put () method: object.put ("key1", "value1");.
– Acuna
Feb 9 '18 at 6:23
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What are the Ruby Gotchas a newbie should be warned about? [closed]
...ly an alias for ==
"joe" === "joe" # true
"joe" === "bob" # false
# but ranges match any value they include
(1..10) === 5 # true
(1..10) === 19 # false
(1..10) === (1..10) # false (the range does not include itself)
# arrays just match equal arrays, but they do not match included v...
Can I escape html special chars in javascript?
...
@jamix You can not do a global replacement with raw strings, while modern browser engines optimize simple regular expression pretty good.
– bjornd
May 30 '14 at 15:43
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Transaction isolation levels relation with locks on table
...he transaction and are held until the transaction completes.
SERIALIZABLE: Range locks are placed in the range of key values that match the search conditions of each statement executed in a transaction. [...] The range locks are held until the transaction completes.
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