大约有 30,000 项符合查询结果（耗时：0.0529秒） [XML]
Standard way to embed version into python package?
Is there a standard way to associate version string with a python package in such way that I could do the following?
17 Ans...
Sending an Intent to browser to open specific URL [duplicate]
...
To open a URL/website you do the following:
String url = "http://www.example.com";
Intent i = new Intent(Intent.ACTION_VIEW);
i.setData(Uri.parse(url));
startActivity(i);
Here's the documentation of Intent.ACTION_VIEW.
Source: Opening a URL in Android's web browse...
How may I reference the script tag that loaded the currently-executing script?
...s not work with modules <script type="module">
2. Select script by id
Giving the script an id attribute will let you easily select it by id from within using document.getElementById().
<script id="myscript">
var me = document.getElementById('myscript');
</script>
Benefits
...
Changing the background drawable of the searchview widget
I'm trying to change the drawable that sits in the Android actionbar searchview widget.
12 Answers
...
Pretty printing XML with javascript
I have a string that represents a non indented XML that I would like to pretty-print. For example:
18 Answers
...
Check number of arguments passed to a Bash script
...like -eq, -ne, -lt, -le, -gt, or -ge by placing the expression as a single string argument:
A=1
[[ 'A + 1' -eq 2 ]] && echo true ## Prints true.
That should be helpful if you would need to combine it with other features of [[ ]] as well.
Take note that [[ ]] and (( )) are keywords which ha...
XML Validation with XSD in Visual Studio IDE
...w">
<xs:sequence>
<xs:element name="Name" type="xs:string" minOccurs="1" maxOccurs="1" />
<xs:element name="Value" type="xs:float" minOccurs="1" maxOccurs="1" />
</xs:sequence>
</xs:complexType>
<!-- Use the type (note the "this:" prefix) -...
Objective-C categories in static library
... code directly referencing it, correct? Wrong! You can dynamically build a string containing a class name, request a class pointer for that name and dynamically allocate the class. E.g. instead of
MyCoolClass * mcc = [[MyCoolClass alloc] init];
I could also write
NSString * cname = @"CoolClass";...
Ruby, !! operator (a/k/a the double-bang) [duplicate]
...eturns the proper boolean value.
For example:
"hello" #-> this is a string; it is not in a boolean context
!"hello" #-> this is a string that is forced into a boolean
# context (true), and then negated (false)
!!"hello" #-> this is a string that is forced into a boolean
...
Can you resolve an angularjs promise before you return it?
...iginally asked (i.e. a function call to service) and actually on site.
Inside the service...
function getSomething(id) {
// There will always be a promise so always declare it.
var deferred = $q.defer();
if (Cache[id]) {
// Resolve the deferred $q object before returning the pr...