大约有 44,000 项符合查询结果（耗时：0.0397秒） [XML]
Count Rows in Doctrine QueryBuilder
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Something like:
$qb = $entityManager->createQueryBuilder();
$qb->select('count(account.id)');
$qb->from('ZaysoCoreBundle:Account','account');
$count = $qb->getQuery()->getSingleScalarResult();
Some folks feel that expressions are somehow better than just using straight DQL. One...
How to convert string to Title Case in Python?
...his one would always start with lowercase, and also strip non alphanumeric characters:
def camelCase(st):
output = ''.join(x for x in st.title() if x.isalnum())
return output[0].lower() + output[1:]
share
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How can I strip all punctuation from a string in JavaScript using regex?
If I have a string with any type of non-alphanumeric character in it:
13 Answers
13
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How to select option in drop down protractorjs e2e tests
I am trying to select an option from a drop down for the angular e2e tests using protractor.
31 Answers
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Why is reading lines from stdin much slower in C++ than Python?
...alse);
Normally, when an input stream is buffered, instead of reading one character at a time, the stream will be read in larger chunks. This reduces the number of system calls, which are typically relatively expensive. However, since the FILE* based stdio and iostreams often have separate implem...
How can I get column names from a table in SQL Server?
... much more by querying the Information Schema views.
This sample query:
SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = N'Customers'
Can be made over all these DB objects:
CHECK_CONSTRAINTS
COLUMN_DOMAIN_USAGE
COLUMN_PRIVILEGES
COLUMNS
CONSTRAINT_COLUMN_USAGE
CONSTRAINT_...
A generic list of anonymous class
... okay cool, now we need an example of replacing the new {} lines with a select statement. var list = sourceList.Select( o => new { o.ModelId, ...
Difference between VARCHAR and TEXT in MySQL [duplicate]
When we create a table in MySQL with a VARCHAR column, we have to set the length for it. But for TEXT type we don't have to provide the length.
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Is “inline” without “static” or “extern” ever useful in C99?
...efore, the following example might not
behave as expected.
inline const char *saddr(void)
{
static const char name[] = "saddr";
return name;
}
int compare_name(void)
{
return saddr() == saddr(); // unspecified behavior
}
Since the implementation might use the inline definition f...
How to read a local text file?
...tion that takes in the file’s path and converts each line of text into a char array, but it’s not working.
20 Answers
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