大约有 47,000 项符合查询结果(耗时:0.0257秒) [XML]
Android Gallery on Android 4.4 (KitKat) returns different URI for Intent.ACTION_GET_CONTENT
...
startActivityForResult(Intent.createChooser(intent, getResources().getString(R.string.select_picture)),GALLERY_INTENT_CALLED);
} else {
Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT);
intent.addCategory(Intent.CATEGORY_OPENABLE);
intent.setType("image/jpeg");
startActiv...
Is Java's assertEquals method reliable?
I know that == has some issues when comparing two Strings . It seems that String.equals() is a better approach. Well, I'm doing JUnit testing and my inclination is to use assertEquals(str1, str2) . Is this a reliable way to assert two Strings contain the same content? I would use assertTr...
GCM with PHP (Google Cloud Messaging)
...etopt($ch, CURLOPT_HTTPHEADER, $headers);
// Get the response back as string instead of printing it
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
// Set JSON post data
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($post));
// Actually send the request
$resu...
Illegal pattern character 'T' when parsing a date string to java.util.Date
I have a date string and I want to parse it to normal date use the java Date API,the following is my code:
3 Answers
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PHP function to make slug (URL string)
I want to have a function to create slugs from Unicode strings, e.g. gen_slug('Andrés Cortez') should return andres-cortez . How should I do that?
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How to concatenate text from multiple rows into a single text string in SQL server?
... more compact way if you can concat the commas at the beginning and use substring to skip the first one so you don't need to do a sub-query:
SELECT DISTINCT ST2.SubjectID,
SUBSTRING(
(
SELECT ','+ST1.StudentName AS [text()]
FROM dbo.Students ST1
WHE...
Entity Framework - Code First - Can't Store List
...her create an entity (which will be saved to a different table) or do some string processing to save your list as a string and populate the list after the entity is materialized.
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improve thi...
Count Rows in Doctrine QueryBuilder
...3600)
->getSingleScalarResult();
}
In some simple cases using EXTRA_LAZY entity relations is good
http://doctrine-orm.readthedocs.org/projects/doctrine-orm/en/latest/tutorials/extra-lazy-associations.html
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UnicodeEncodeError: 'latin-1' codec can't encode character
...aracter to be used. You should also ideally tell MySQL you are using UTF-8 strings (by setting the database connection and the collation on string columns), so it can get case-insensitive comparison and sorting right.
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What are the differences between a clustered and a non-clustered index?
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Clustered indexes physically order the data on the disk. This means no extra data is needed for the index, but there can be only one clustered index (obviously). Accessing data using a clustered index is fastest.
All other indexes must be non-clustered. A non-clustered index has a duplicate of ...
