大约有 32,000 项符合查询结果（耗时：0.0427秒） [XML]
JavaScript code to stop form submission
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Just use a simple button instead of a submit button. And call a JavaScript function to handle form submit:
<input type="button" name="submit" value="submit" onclick="submit_form();"/>
Function within a script tag:
function submit_form() {
if (conditions) {
doc...
How to make gradient background in android
...n order to create a gradient, you create an xml file in res/drawable. I am calling mine my_gradient_drawable.xml:
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<gradient
android:type="linear"
android:angl...
Breaking out of nested loops [duplicate]
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This is a good idea. It doesn't call for creating a new exception class, and it's very easy to read.
– Fábio Santos
Dec 24 '12 at 12:12
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How to create directory automatically on SD card
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If you create a File object that wraps the top-level directory you can call it's mkdirs() method to build all the needed directories. Something like:
// create a File object for the parent directory
File wallpaperDirectory = new File("/sdcard/Wallpaper/");
// have the object build the directory...
How to output numbers with leading zeros in JavaScript [duplicate]
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Perhaps an example how to call the function and result?
– Enrico
Aug 9 '13 at 9:20
2
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font-style: italic vs oblique in CSS
...s... some fonts were meant not to be italicized or obliqued... but people did anyway. And as you may know, some operating systems will, upon clicking the 'italic' icon, skew the font and create an oblique on the fly. Not a pleasant sight.
It's best to specify an italic only when you're sure that fo...
Why JSF saves the state of UI components on server?
.... Also, there is an open issue to include in JSF specs, an option to provide stateless mode for JSF.
(P.S. Consider voting for the issues this & this if this is a useful feature for you.)
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Two way/reverse map [duplicate]
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1
>>> del d['foo']
>>> d['bar']
Traceback (most recent call last):
File "<stdin>", line 7, in <module>
KeyError: 'bar'
I'm sure I didn't cover all the cases, but that should get you started.
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How do I find out my python path using python?
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sys.path might include items that aren't specifically in your PYTHONPATH environment variable. To query the variable directly, use:
import os
try:
user_paths = os.environ['PYTHONPATH'].split(os.pathsep)
except KeyError:
user_paths = []
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CSV in Python adding an extra carriage return, on Windows
...e best answer in my opinion. As to it being problematic in Unix, how about calling sys.platform and dealing with it dynamically?
– sovemp
Aug 8 '14 at 20:17
4
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