大约有 42,000 项符合查询结果（耗时：0.0427秒） [XML]
Android and setting alpha for (image) view alpha
...e alternative is to use View.setAlpha(float) whose XML counterpart is android:alpha. It takes a range of 0.0 to 1.0 instead of 0 to 255. Use it e.g. like
<ImageView android:alpha="0.4">
However, the latter in available only since API level 11.
...
Extract value of attribute node via XPath
...
//Parent[@id='1']/Children/child/@name
Your original child[@name] means an element child which has an attribute name. You want child/@name.
share
|...
What is the session's “secret” option?
...ething like topsecret. The secret should be a random string of characters. Ideally you would also change it periodically in case it has been discovered. However, this requires support for secret rotation so you don't immediately invalidate existing sessions. That is, two session secrets should be co...
How can I know when an EditText loses focus?
...catch when an EditText loses focus, I've searched other questions but I didn't find an answer.
5 Answers
...
How to set session timeout in web.config
...e.
The timeout attribute specifies the number of minutes a session can be idle before it is abandoned. The default value for this attribute is 20.
By assigning a value of 1 to this attribute, you've set the session to be abandoned in 1 minute after its idle.
To test this, create a simple aspx pag...
Autowiring two beans implementing same interface - how to set default bean to autowire?
...ments DeviceDao
This way it will be selected as the default autowire candididate, with no need to autowire-candidate on the other bean.
Also, rather than using @Autowired @Qualifier, I find it more elegant to use @Resource for picking specific beans, i.e.
@Resource(name="jdbcDeviceDao")
DeviceDa...
How can I find unused images and CSS styles in a website? [closed]
...rror) I can use to find unused image files? How about CSS declarations for ID's and Classes that don't even exist in the site?
...
Apply CSS style attribute dynamically in Angular JS
...esponding values for those CSS keys. Since some CSS style names are not valid keys for an object, they must be quoted.
ng-style="{color: myColor}"
Your code will be:
<div ng-style="{'width':'20px', 'height':'20px', 'margin-top':'10px', 'border':'solid 1px black', 'background-color':'#ff0000'...
ALTER TABLE to add a composite primary key
I have a table called provider . I have three columns called person , place , thing . There can be duplicate persons, duplicate places, and duplicate things, but there can never be a dupicate person-place-thing combination.
...
how to disable DIV element and everything inside [duplicate]
...
disabled isn't a valid property for div.
– James Donnelly
Mar 21 '13 at 18:34
17
...