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Get the _id of inserted document in Mongo database in NodeJS
... console.log(result.insertedId);
})
.catch(err => {
// handle error
});
It's the same thing if you use callbacks.
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How can I remove non-ASCII characters but leave periods and spaces using Python?
...= u'Good bye in Swedish is Hej d\xe5'
>>>s = s.encode('ascii',errors='ignore')
>>>print s
Good bye in Swedish is Hej d
Edit:
Python3: str -> bytes -> str
>>>"Hej då".encode("ascii", errors="ignore").decode()
'hej d'
Python2: unicode -> str ->...
Swift - Split string over multiple lines
...te and the +, otherwise you'll get a "'+' is not a postfix unary operator" error
– Orlin Georgiev
Apr 7 '15 at 8:20
Th...
MySQL “incorrect string value” error when save unicode string in Django
I got strange error message when tried to save first_name, last_name to Django's auth_user model.
9 Answers
...
SQL Server database backup restore on lower version
...is over 2.5GB so i couldn't create data script because of memory exception error.
– asd
May 31 '11 at 7:05
...
XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12
...80
When you press "Start" the application can still say that you have an error like "Port 80 in use by "Unable to open process" with PID..." but it will still work.
If the error includes "Port 443 in use by "Unable to open process" with PID..." you need to change both httpd.conf and httpd-ssl.con...
urlencode vs rawurlencode?
...php.net/manual/en/function.rawurlencode.php)
Returns a string in which all non-alphanumeric characters except -_.~ have been replaced with a percent (%) sign followed by two hex digits. This is the encoding described in » RFC 3986 for protecting literal characters from being interpreted as spec...
Introducing FOREIGN KEY constraint may cause cycles or multiple cascade paths - why?
...I'm using EF Codefirst migrations and the migrations are failing with this error:
16 Answers
...
Why do some C# lambda expressions compile to static methods?
...l implementation most likely varies slightly):
private class <Main>b__0
{
public int age;
public void withClosure(string s)
{
Console.WriteLine("My name is {0} and I am {1} years old", s, age)
}
}
private static class <Main>b__1
{
public static void withoutC...
How can I check if a string represents an int, without using try/except?
...esentsInt(s):
try:
int(s)
return True
except ValueError:
return False
>>> print RepresentsInt("+123")
True
>>> print RepresentsInt("10.0")
False
It's going to be WAY more code to exactly cover all the strings that Python considers integers. I sa...