大约有 15,000 项符合查询结果（耗时：0.0378秒） [XML]
Global variables in Javascript across multiple files
...copy/pasted" into your HTML page before the page is rendered. Or into your PHP page if you will. Please correct me if I'm wrong here. Thanx.
My example files follow:
EXTERNAL JS:
var global = 0;
function f1()
{
alert('fired: f1');
global = 1;
alert('global changed to 1');
}
function...
How do I use Django templates without the rest of Django?
...r Jinja2 because of {% set %} syntax and equality to Twig template engine (PHP). It's better to write cross platform code always, but the performance difference is not critical - for example, python will always work slower than PHP so if you need performance you better create site with PHP, Twig and...
Building a minimal plugin architecture in Python
...command-line tool? A set of scripts? A program with an unique entry point, etc...
Given the little information I have, I will answer in a very generic manner.
What means do you have to add plugins?
You will probably have to add a configuration file, which will list the paths/directories to load...
How do I check if a column is empty or null in MySQL?
...= ' ' IS TRUE
'' = ' ' IS TRUE
' ' = ' ' IS TRUE
' ' = ' ' IS TRUE
etc
Therefore, this should work regardless of how many spaces make up the some_col value:
SELECT *
FROM T
WHERE some_col IS NULL
OR some_col = ' ';
or more succinctly:
SELECT *
FROM T
WHERE NULLIF(some_c...
Java equivalent to C# extension methods
...no limitations and does not suffer from issues with generics, lambdas, IDE etc. Manifold provides several other features such as F#-style custom types, TypeScript-style structural interfaces, and Javascript-style expando types.
Additionally, IntelliJ provides comprehensive support for Manifold via...
How to get GET (query string) variables in Express.js on Node.js?
...riables in the query string in Node.js just like we get them in $_GET in PHP?
26 Answers
...
Inline functions vs Preprocessor macros
...Because the compiler will not inline if doing so will generate slower code etc. The compiler does a lot of analysis that the Engineer can not and does the correct thing.
– Martin York
Jul 16 '09 at 16:20
...
Pretty graphs and charts in Python [closed]
...ackends for Tk, Qt, Wx, Cocoa, and many image types such as PDF, EPS, PNG, etc.). The main advantages of Chaco are its speed relative to Matplotlib and its integration with Enthought's Traits API for interactive applications.
...
Equivalent of String.format in jQuery
...ax of the popular .net methods, e.g. String.format(), String.startsWith(), etc. Are there equivalents to them in jQuery?
20...
Why is Node.js single threaded? [closed]
...b servers typically do ALOT of cpu intensive stuff it's not JUST database fetching. We need to process what we fetch, and do alot of business logic alot of the time before serving it up to the client.
– foreyez
Jul 31 '13 at 0:40
...