大约有 15,467 项符合查询结果（耗时：0.0275秒） [XML]
Getting name of the class from an instance
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if all you want to do is test an object to see if it's a type of a certain Class
BOOL test = [self isKindOfClass:[SomeClass class]];
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impro...
launch sms application with an intent
... here, I put what you've done in the manifest and nothing happen... I have test my button with an other function et this one don't want to go!!
– Olivier69
Mar 3 '10 at 16:41
22
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Generate a random alphanumeric string in Cocoa
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Here's a quick and dirty implementation. Hasn't been tested.
NSString *letters = @"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
-(NSString *) randomStringWithLength: (int) len {
NSMutableString *randomString = [NSMutableString stringWithCapacity: len]...
Find all files in a directory with extension .txt in Python
...ob
>>> glob.glob('./*.txt')
['./outline.txt', './pip-log.txt', './test.txt', './testingvim.txt']
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Multiline TextView in Android?
...here`
android:padding="8dp"
android:text="The food test was very good."
android:textColor="@color/black"
android:textColorHint="@color/hint_text_color" />
</TableRow>
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What is the best way to add options to a select from a JavaScript object with jQuery?
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In this way you "touch the DOM" only one time.
I'm not sure if the latest line can be converted into $('#mySelect').html(output.join('')) because I don't know jQuery internals (maybe it does some parsing in the html() method)
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Is there any simple way to find out unused strings in Android project?
....2 Android Lint does not find unused Strings, nor does it claim to. I just tested it by adding a string with a completely random id and then running Lint. I could not vote reply above down, because I don't have enough reputation :(.
– Frank Harper
Jul 31 '12 at...
Checking for a null int value from a Java ResultSet
In Java I'm trying to test for a null value, from a ResultSet, where the column is being cast to a primitive int type.
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java.io.Console support in Eclipse IDE
... you wouldn't want someone to be able to override the class to make a mock/testing console...
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MySQL with Node.js
...calhost:33060')
.then(session => {
const table = session.getSchema('testSchema').getTable('testTable');
// The criteria is defined through the expression.
return table.update().where('name = "bar"').set('age', 50)
.execute()
.then(() => {
return table.s...