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Numpy where function multiple conditions
...Out[235]: (array([ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]),)
What you were expecting to compare was simply the boolean array, for example
In [236]: dists >= r
Out[236]:
array([False, False, False, False, False, False, False, False, False,
False, True, True, True, True, ...
Convert boolean to int in Java
What is the most accepted way to convert a boolean to an int in Java?
12 Answers
1...
Check if a string is null or empty in XSLT
..., including it's pseudo-code and my own early experience with XSLT. I.e., "What is the equivalent of the following Java?":
!(categoryName == null || categoryName.equals(""))
For more details e.g., distinctly identifying null vs. empty, see johnvey's answer below and/or the XSLT 'fiddle' I've adap...
Add a prefix to all Flask routes
...lities.
An example of properly sub-mounting your app
If you are not sure what the first paragraph means, take a look at this example application with Flask mounted inside of it:
from flask import Flask, url_for
from werkzeug.serving import run_simple
from werkzeug.wsgi import DispatcherMiddleware...
Update one MySQL table with values from another
...updated.id = original.id
That should do it, and really its doing exactly what yours is. However, I prefer 'JOIN' syntax for joins rather than multiple 'WHERE' conditions, I think its easier to read
As for running slow, how large are the tables? You should have indexes on tobeupdated.value and ori...
AngularJS toggle class using ng-class
...
Ternary is exactly what I was looking for. Good job providing three examples with the version support details.
– TaeKwonJoe
Feb 25 '17 at 20:34
...
Executing Batch File in C#
...dump out the contents of the output and error streams in order to find out what's happening:
static void ExecuteCommand(string command)
{
int exitCode;
ProcessStartInfo processInfo;
Process process;
processInfo = new ProcessStartInfo("cmd.exe", "/c " + command);
processInfo.Cre...
How can my iphone app detect its own version number?
...tion of Version vs Build numbers. Confirms that CFBundleShortVersionString what you'd normally want for 'version' and CFBundleVersion for Build number.
– Rory
Feb 2 '13 at 18:15
...
How do you change the server header returned by nginx?
...er: string is the header which
is sent back to the client to tell
them what type of http server you are
running and possibly what version.
This string is used by places like
Alexia and Netcraft to collect
statistics about how many and of what
type of web server are live on the
Intern...
TypeScript function overloading
...someone explained it with a nice example: Method overloading?.
Basically, what we are doing is, we are creating just one function and a number of declarations so that TypeScript doesn't give compile errors. When this code is compiled to JavaScript, the concrete function alone will be visible. As a ...