大约有 23,000 项符合查询结果（耗时：0.0317秒） [XML]
Linq to SQL how to do “where [column] in (list of values)”
... @JonSkeet Isn't that case sensitive? If codeIDs is list of uppercase strings and codeData.codeId is a lowercase string, it'll fail.
– PersyJack
May 31 '17 at 20:03
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Choosing between std::map and std::unordered_map [duplicate]
...prone: numbers passed through unaltered, only 10 characters spaced along a string of any length are combined in the hash value, bucket counts aren't prime. (GNU is at the opposite end of the spectrum).
– Tony Delroy
Aug 27 '15 at 3:49
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Sending JWT token in the headers with Postman
...en. I just tried it out and it works for me.
Authorization: Bearer TOKEN_STRING
Each part of the JWT is a base64url encoded value.
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What is the difference between Class.this and this in Java
...lass that needs to refer to its outer class's instance.
class Person{
String name;
public void setName(String name){
this.name = name;
}
class Displayer {
String getPersonName() {
return Person.this.name;
}
}
}
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How do I test if a variable is a number in Bash?
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Without bashisms (works even in the System V sh),
case $string in
''|*[!0-9]*) echo bad ;;
*) echo good ;;
esac
This rejects empty strings and strings containing non-digits, accepting everything else.
Negative or floating-point numbers need some additional work. An idea...
How to use a variable for the key part of a map
... value-part it's even easier, since there is no automagic "convert text to string" happening:
def map = [keyA:A, keyX:X]
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Login failed for user 'IIS APPPOOL\ASP.NET v4.0'
...
ensure you have...
Trusted_Connection=false;
in your connection String
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Display the current time and date in an Android application
...is. I assume you want to put the current date & time into a TextView.
String currentDateTimeString = java.text.DateFormat.getDateTimeInstance().format(new Date());
// textView is the TextView view that should display it
textView.setText(currentDateTimeString);
There is more to read in the do...
Difference between Statement and PreparedStatement
...name, email, birthdate, photo) VALUES (?, ?, ?, ?)");
preparedStatement.setString(1, person.getName());
preparedStatement.setString(2, person.getEmail());
preparedStatement.setTimestamp(3, new Timestamp(person.getBirthdate().getTime()));
preparedStatement.setBinaryStream(4, person.getPhoto());
prepa...
How to output numbers with leading zeros in JavaScript [duplicate]
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NOTE: Potentially outdated. ECMAScript 2017 includes String.prototype.padStart
You're asking for zero padding? Not really rounding. You'll have to convert it to a string since numbers don't make sense with leading zeros. Something like this...
function pad(num, size) {
v...