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Convert Pandas column containing NaNs to dtype `int`
...
@jsc123 you can use the object dtype. This comes with a small health warning but for the most part works well.
– Andy Hayden
May 19 '15 at 15:16
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JavaScript equivalent of jQuery's extend method
...42,
prop3: true,
prop4: 20.16,
};
const obj2 = {
prop4: 77.123,
propNew1: 'newVal1',
propNew2: 71,
};
assert.deepEqual(utils.extend(obj1, obj2), {
prop1: 'val1',
prop2: 42,
prop3: true,
prop4: 77.123,
propNew1: 'newVal1',
propNew2: 71,
});
});
i...
How to capitalize the first letter in a String in Ruby
..."hello".capitalize #=> "Hello"
"HELLO".capitalize #=> "Hello"
"123ABC".capitalize #=> "123abc"
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How do I (or can I) SELECT DISTINCT on multiple columns?
...would qualify as "distinct" (though looking identical to the human eye):
(123, NULL)
(123, NULL)
Also passes in a unique index and almost anywhere else, since NULL values do not compare equal according to the SQL standard. See:
Create unique constraint with null columns
OTOH, GROUP BY, DISTIN...
Inserting multiple rows in mysql
...ship) table :
// get data
$table_1 = get_table_1_rows();
$table_2_fk_id = 123;
// prepare first part of the query (before values)
$query = "INSERT INTO `table` (
`table_1_fk_id`,
`table_2_fk_id`,
`insert_date`
) VALUES ";
//loop the table 1 to get all foreign keys and put it in array
for...
Check if table exists without using “select from”
...ny errors. This should be the accepted answer.
– vaso123
Mar 10 '17 at 0:06
1
Note that on a TEMP...
Update or Insert (multiple rows and columns) from subquery in PostgreSQL
... col2 = othertable.col3
FROM othertable
WHERE othertable.col1 = 123;
For the INSERT
Use:
INSERT INTO table1 (col1, col2)
SELECT col1, col2
FROM othertable
You don't need the VALUES syntax if you are using a SELECT to populate the INSERT values.
...
Clearing purchases from iOS in-app purchase sandbox for a test user
...t you don't really have to verify your test user email. you can simply put 123@123.com with specify password(that you are still going to use the password in sandbox mode) and it still work. I just tested last night.
– sooon
May 1 '14 at 12:24
...
SQLite - replace part of a string
...red Jan 25 '16 at 15:59
bugmenot123bugmenot123
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How do I dynamically assign properties to an object in TypeScript?
.../ the following is an error,
// so you haven't lost type safety
foo.bar = 123;
Alternatively you can mark these properties as optional:
interface IFoo{
bar?:string;
baz?:string;
boo?:string;
}
// Now your simple initialization works
var foo:IFoo = {};
Try it online
...