大约有 47,000 项符合查询结果（耗时：0.0521秒） [XML]
private[this] vs private
...Without private[this]
object ObjectPrivateDemo {
def main(args: Array[String]) {
var real = new User("realUserName", "realPassword")
var guest = new User("dummyUserName", "dummyPassword")
real.displayUser(guest)
}
}
class User(val username:String,val password:String) {
private...
What is __init__.py for?
...his mean: "this is done to prevent directories with a common name, such as string, from unintentionally hiding valid modules that occur later on the module search path"?
– Carl G
Jan 25 '14 at 4:43
...
Can a C# lambda expression have more than one statement?
...
Sure:
List<String> items = new List<string>();
var results = items.Where(i =>
{
bool result;
if (i == "THIS")
result = true;
else if (i == "T...
python: how to identify if a variable is an array or a scalar
... While this is a great answer, collections.Sequence is an ABC for string as well, so that should be taken into account. I'm using something like if type(x) is not str and isinstance(x, collections.Sequence):. This isn't great, but it is reliable.
– bbenne10
...
Escaping single quote in PHP when inserting into MySQL [duplicate]
...
You should be escaping each of these strings (in both snippets) with mysql_real_escape_string().
http://us3.php.net/mysql-real-escape-string
The reason your two queries are behaving differently is likely because you have magic_quotes_gpc turned on (which you s...
Spring vs EJB. Can Spring replace EJB? [closed]
...e to replace the requirement of using EJB. Can anyone tell me what are the extra advantages of using EJB?
4 Answers
...
How to COUNT rows within EntityFramework without loading contents?
...le row count.
int count;
using (var db = new MyDatabase()){
string sql = "SELECT COUNT(*) FROM MyTable where FkId = {0}";
object[] myParams = {1};
var cntQuery = db.ExecuteStoreQuery<int>(sql, myParams);
count = cntQuery.First<int>();
}
...
Java 8 Iterable.forEach() vs foreach loop
...c.join(mSession, join));
is not intended as a shortcut for writing
for (String join : joins) {
mIrc.join(mSession, join);
}
and should certainly not be used in this way. Instead it is intended as a shortcut (although it is not exactly the same) for writing
joins.forEach(new Consumer<T&g...
How to convert byte array to string and vice versa?
I have to convert a byte array to string in Android, but my byte array contains negative values.
22 Answers
...
z-index not working with fixed positioning
... @marflar My pleasure. Btw, take a look at your fiddle. there is an extra tag </body> and an extra tag </html> in the end.
– Michel Ayres
Mar 26 '14 at 18:52
2
...