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eval command in Bash and its typical uses
... as a text file, reads each line of text, and uses eval to execute them in order. That's essentially the same behavior as the bash source statement, which is what one would use, unless it was necessary to perform some kind of transformation (e.g. filtering or substitution) on the content of the impo...
Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...nt characters in e.g. Arabic. For such scripts, they need to be present in order to ensure proper display of the intended text.
– Michael Madsen
Sep 18 '11 at 13:34
5
...
SQLAlchemy: What's the difference between flush() and commit()?
...the remote server. It turns out that due to the way sqlalchemy is written, order of operations when committing is not guaranteed. This resulted in adding a duplicate version (before attempting to delete the old one), which resulted in the DB failing a unique constraint. To get around this I used flu...
Reorder bars in geom_bar ggplot2
I am trying to make a bar-plot where the plot is ordered from the miRNA with the highest value to the miRNA with the lowest. Why does my code not work?
...
How to get the first element of an array?
...ethod for...in should not be used to iterate over an Array where the index order is important because it doesn't guarantee the order although you can argue browsers mostly respect the order.By the way, forEach doesn't solve the issue as many suggest because you cant break it and it will run through ...
filename and line number of python script
...
Whether you use currentframe().f_back depends on whether you are using a
function or not.
Calling inspect directly:
from inspect import currentframe, getframeinfo
cf = currentframe()
filename = getframeinfo(cf).filename
print "This is line 5, python say...
How do I select the “last child” with a specific class name in CSS? [duplicate]
...This allows your list item to have multiple classes if need be, in various order. It'll still find the exact class "list" and apply the style to the last one.
See a working example here: http://codepen.io/chasebank/pen/ZYyeab
Read more on attribute selectors:
http://css-tricks.com/attribute-selec...
C++ preprocessor __VA_ARGS__ number of arguments
...re however you have a macro implementation that does the count:
#define PP_NARG(...) \
PP_NARG_(__VA_ARGS__,PP_RSEQ_N())
#define PP_NARG_(...) \
PP_ARG_N(__VA_ARGS__)
#define PP_ARG_N( \
_1, _2, _3, _4, _5, _6, _7, _8, _9,_10, \
_11,_12,_13,_14,_15,_16,_17,_18,_...
A simple explanation of Naive Bayes Classification
...sitive =
Prob(Test is positive|Disease) * P(Disease)
_______________________________________________________________
(scaled by) Prob(Testing Positive, with or without the disease)
Now, all this was just preamble, to get to Naive Bayes.
Getting to Naive Bayes'
So far, ...
Error Code: 1005. Can't create table '…' (errno: 150)
...ey name to test for this.
One or both of your tables is a MyISAM table. In order to use foreign keys, the tables must both be InnoDB. (Actually, if both tables are MyISAM then you won’t get an error message - it just won’t create the key.) In Query Browser, you can specify the table type.
You ha...