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MongoDB: Is it possible to make a case-insensitive query?
...
You could use a regex.
In your example that would be:
db.stuff.find( { foo: /^bar$/i } );
I must say, though, maybe you could just downcase (or upcase) the value on the way in rather than incurring the extra cost every time you find it. Obviously this wont work for people's names and such, but...
PostgreSQL wildcard LIKE for any of a list of words
...~25 words. I have a varchar field in PostgreSQL, let's say that list is ['foo', 'bar', 'baz'] . I want to find any row in my table that has any of those words. This will work, but I'd like something more elegant.
...
Why can I use auto on a private type?
...functions:
template <typename T>
void fun(T t) {}
int main() {
Foo f;
fun(f.Baz()); // ok
}
And why can we pass objects of private types to template functions, you ask? Because only the name of the type is inaccessible. The type itself is still usable, which is why you can ...
How to do a JUnit assert on a message in a logger
...t we could so use to make our assertions.
Here is a simple example.
Foo class :
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Foo {
static final Logger LOGGER = LoggerFactory.getLogger(Foo .class);
public void doThat() {
LOGGER.info("start");
...
Unnamed/anonymous namespaces vs. static functions
...te instantiation context are found.
...
The below code will call foo(void*) and not foo(S const &) as you might expect.
template <typename T>
int b1 (T const & t)
{
foo(t);
}
namespace NS
{
namespace
{
struct S
{
public:
operator void * () const;
...
Can I store the .git folder outside the files I want tracked?
...
git --git-dir=../repo --work-tree=. add foo
This will do what you want but will obviously suck when you have to specify it with every git command you ever use.
You can export GIT_WORK_TREE=. and GIT_DIR=../backup and Git will pick them up on each command. That w...
Is string in array?
...uilt-in Contains() method:
using System.Linq;
//...
string[] array = { "foo", "bar" };
if (array.Contains("foo")) {
//...
}
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How to report an error from a SQL Server user-defined function
... wotta hack" :) I welcome any better solution for this case!
create table foo (
ID nvarchar(255),
Data nvarchar(255)
)
go
insert into foo (ID, Data) values ('Green Eggs', 'Ham')
go
create function dbo.GetFoo(@aID nvarchar(255)) returns table as return (
select *, 0 as CausesError from...
What is JavaScript garbage collection?
... autor uses delete incorrectly; eg in the first example, instead of delete foo, you should first remove the event listener via window.removeEventListener() and then use foo = null to overwrite the variable; in IE, delete window.foo (but not delete foo) also would have worked if foo was global, but e...
JavaScript: What are .extend and .prototype used for?
...nd it will inherit from its constructor prototype.
For example:
function Foo () {
}
Foo.prototype.bar = true;
var foo = new Foo();
foo.bar; // true
foo instanceof Foo; // true
Foo.prototype.isPrototypeOf(foo); // true
s...