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Getting All Variables In Scope
...e been closed over may be referenced by a closure function upon calling it from a caller that is outside of the definition/closure scope (and whose variables are not at all accessible from withing the closure's body).
– DDS
Feb 1 '15 at 19:51
...
Why does this Java code compile?
...se restrictions are intended to prevent code like
int j = i;
int i = j;
from compiling. The Java spec says "the restrictions above are designed to catch, at compile time, circular or otherwise malformed initializations."
What do these rules actually boil down to?
In short, the rules basically s...
Matplotlib 2 Subplots, 1 Colorbar
...ton's code using the axparameter of figure.colorbar() with a list of axes.
From the documentation:
ax
None | parent axes object(s) from which space for a new colorbar axes will be stolen. If a list of axes is given they will all be resized to make room for the colorbar axes.
imp...
iOS: Modal ViewController with transparent background
...one in code, or by setting the properties of the segue in the storyboard.
From the UIViewController documentation:
UIModalPresentationOverCurrentContext
A presentation style where the content is displayed over only the
parent view controller’s content. The views beneath the presented
...
Implements vs extends: When to use? What's the difference?
...ns in your profile. If you understand the concept of multiple-inheritance from C++ (referring to classes that inherit characteristics from more than one other class), Java does not allow this, but it does have keyword interface, which is sort of like a pure virtual class in C++. As mentioned by lo...
Check to see if python script is running
... can write a simple shell script to check it for you using the return code from ps.
ps up `cat /tmp/mydaemon.pid ` >/dev/null && echo "Running" || echo "Not running"
For extra credit, you can use the atexit module to ensure that your program cleans up its pidfile under any circumstance...
How do I list all cron jobs for all users?
...replace
# whitespace characters with a single space, and remove any spaces from the
# beginning of each line.
function clean_cron_lines() {
while read line ; do
echo "${line}" |
egrep --invert-match '^($|\s*#|\s*[[:alnum:]_]+=)' |
sed --regexp-extended "s/\s+/ /g"...
Format / Suppress Scientific Notation from Python Pandas Aggregation Results
How can one modify the format for the output from a groupby operation in pandas that produces scientific notation for very large numbers?
...
how to reference a YAML “setting” from elsewhere in the same YAML file?
...no way you can change what's inside and add that last part of a path to it from inside YAML.
If repetition bother you that much I suggest to make your application aware of root property and add it to every path that looks relative not absolute.
...
How to run Maven from another directory (without cd to project dir)?
... 'https%3a%2f%2fstackoverflow.com%2fquestions%2f6478536%2fhow-to-run-maven-from-another-directory-without-cd-to-project-dir%23new-answer', 'question_page');
}
);
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