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What is the difference between Numpy's array() and asarray() functions?
...rator); always copied.
There are also convenience functions, like asarray_chkfinite (same copying rules as asarray, but raises ValueError if there are any nan or inf values), and constructors for subclasses like matrix or for special cases like record arrays, and of course the actual ndarray const...
What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?
... show you the name of the index, something like this:
CONSTRAINT region_ibfk_1 FOREIGN
KEY (country_id) REFERENCES
country (id) ON DELETE NO
ACTION ON UPDATE NO ACTION
Now simply issue an:
alter table region drop foreign key
region_ibfk_1;
And finally an:
alter table region d...
Find full path of the Python interpreter?
...eter if Python is embedded in some application.
– mic_e
Jul 14 '15 at 0:30
1
I tried this with th...
AngularJS For Loop with Numbers & Ranges
...
A short way of doing this would be to use Underscore.js's _.range() method. :)
http://underscorejs.org/#range
// declare in your controller or wrap _.range in a function that returns a dynamic range.
var range = _.range(1, 11);
// val will be each number in the array not the inde...
What are POD types in C++?
...
In C++11, you can do std::is_pod<MyType>() to tell whether MyType is POD.
– allyourcode
Mar 31 '14 at 21:24
7
...
Pass correct “this” context to setTimeout callback?
...erscore.js, lodash
It's available in Underscore.js, as well as lodash, as _.bind(...)1,2
bind Bind a function to an object, meaning that whenever the function is called, the value of this will be the object. Optionally, bind arguments to the function to pre-fill them, also known as partial appl...
Max size of an iOS application
...d size must be less than 4GB. Each Mach-O executable file (for example, app_name.app/app_name) must not exceed these limits:
For apps whose MinimumOSVersion is less than 7.0: maximum of 80 MB for the total of all __TEXT sections in the binary.
For apps whose MinimumOSVersion is 7.x through 8.x: max...
NodeJS - What does “socket hang up” actually mean?
... socket hang up] code: 'ECONNRESET' }
at ClientRequest.proxyError (your_server_code_error_handler.js:137:15)
at ClientRequest.emit (events.js:117:20)
at Socket.socketCloseListener (http.js:1526:9)
at Socket.emit (events.js:95:17)
at TCP.close (net.js:465:12)
Line http.js:1526:9...
How to get overall CPU usage (e.g. 57%) on Linux [closed]
... + idle = 100%. So maybe something like: grep 'cpu ' /proc/stat | awk '{cpu_usage=($2+$4)*100/($2+$4+$5)} END {print cpu_usage "%"}'
– vimdude
Jun 2 '14 at 18:51
...
Multiple aggregations of the same column using pandas GroupBy.agg()
...
@sparc_spread Passing multiple functions as a list is well described in the pandas documentation. Renaming and passing multiple functions as a dictionary will be deprecated in a future version of pandas. Details are in the 0.20 cha...