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How to remove leading and trailing whitespace in a MySQL field?
.... It can seriously garble someone's data.
– some-non-descript-user
Mar 13 '18 at 14:09
2
I downvo...
Is 1.0 a valid output from std::generate_canonical?
...m described by the standard gives incorrect results (inconsistent with its description of the output of the algorithm) when loss of precision occurs if the current IEEE754 rounding mode is anything other than round-to-negative-infinity (note that the default is round-to-nearest).
The 7549723rd outp...
Difference between Service, Async Task & Thread?
...
Probably you already read the documentation description about them, I won't repeat them, instead I will try to give answer with my own words, hope they will help you.
Service is like an Activity but has no user interface. Probably if you want to fetch the weather for...
Why are only final variables accessible in anonymous class?
...mous inner class see each other's changes is to use a mutable type of some description. This could be the enclosing class itself, an array, a mutable wrapper type... anything like that. Basically it's a bit like communicating between one method and another: changes made to the parameters of one meth...
csv.Error: iterator should return strings, not bytes
... option isn't the safest. If you can use TextIOWrapper, you should. Issue descriptions: iterdecode eats empty strings iterdecode isn't safe with multi-byte characters The solution: TextIOWrapper on a csv stream
– kavdev
Jan 20 '19 at 16:38
...
Renaming branches remotely in Git
...ed:
git push origin -u new_branch = git push -u new_branch
from the docs description:
If the configuration is missing, it defaults to origin.
In the end, I did not manually type in or used any of the commands suggested by the other answers in here, so perhaps this might be useful to others ...
How do I declare an array of weak references in Swift?
...ring
}
deinit {
print("relasing: \(string)")
}
var description: String {
return self.string
}
}
Then replace NSString with MyString like this. Then strange to say it works.
var alice: MyString? = MyString(string: "Alice")
var bob: MyString? = MyString(string: ...
How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
...DER BY id
Test data:
CREATE TABLE test_table
(
id integer NOT NULL,
description character varying,
"values" character varying,
CONSTRAINT id PRIMARY KEY (id)
)
-- Insert Test Data
INSERT INTO test_table VALUES (1, 'null', NULL);
INSERT INTO test_table VALUES (2, 'empty string', '');
INSE...
Does Python have a package/module management system?
...plejson
You'll see the RubyGems and Npm pages both begin with a one-line description of the package, then large friendly instructions how to install it.
Meanwhile, woe to any hapless Python user who naively browses to PyPI. On https://pypi.python.org/pypi/simplejson/ , they'll find no such helpfu...
How does Spring autowire by name when more than one matching bean is found?
...ean is chosen for each argument. In the simplest case, this can be a plain descriptive value:
class Main {
private Country country;
@Autowired
@Qualifier("country")
public void setCountry(Country country) {
this.country = country;
}
}
This will use the UK add an id to ...