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Iterator Loop vs index loop [duplicate]
...urn
}
Advantages: more generic, works for all containers (even the new unordered associative containers, can also use different strides (e.g. std::advance(it, 2));
Disadvantages: need extra work to get the index of the current element (could be O(N) for list or forward_list). Again, the loop cont...
How to detect the currently pressed key?
...es.None;
short retVal = GetKeyState((int)key);
//If the high-order bit is 1, the key is down
//otherwise, it is up.
if ((retVal & 0x8000) == 0x8000)
state |= KeyStates.Down;
//If the low-order bit is 1, the key is toggled.
if ((retVal & 1) == 1)...
What are DDL and DML?
...e how the results are presented or organized (in terms of things like sort order, etc). (3)You can change the underlying data. In the first case, you can change which results are presented by using different WHERE clauses, JOIN predicates, etc, in a SELECT statement, ie- "select * from account ;" w...
Deny access to one specific folder in .htaccess
...ile types. Below is the code you want to insert into the .htaccess file.
Order Allow,Deny
Deny from all
Since we have now set the security, we now want to allow access to our desired file types. To do that, add the code below to the .htaccess file under the security code you just inserted.
&...
How important is the order of columns in indexes?
...umn 2 in the Join or Search Predicate then it would not be beneficial. So order matters there also. Maybe that goes without saying, but wanted to mention it.
– CodeCowboyOrg
Mar 23 '15 at 16:15
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How to move all files including hidden files into parent directory via *
...ould cause mv below to match hidden files
mv /path/subfolder/* /path/
In order to turn off dotglob, you'd need to say:
shopt -u dotglob
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Hidden Features of SQL Server
...
A less known TSQL technique for returning rows in random order:
-- Return rows in a random order
SELECT
SomeColumn
FROM
SomeTable
ORDER BY
CHECKSUM(NEWID())
share
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Java 8 forEach with index [duplicate]
...
Would this work in case you want specific order for params (e.g. sorted)?
– Tomer Cagan
Jun 4 '16 at 11:49
1
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What's the difference between “Solutions Architect” and “Applications Architect”? [closed]
...requirement is to reduce the number of staff in a call center taking Pizza orders, a solutions architect looks at all of the component pieces that will have to come together to satisfy this, things like what voice recognition software to use, what hardware is required, what OS would be best suited t...
SQlite Getting nearest locations (with latitude and longitude)
... other latitudes, you need to decrease the impact of longitude on the sort order. (Imagine you're close to the north pole... a degree of latitude is still the same as it is anywhere, but a degree of longitude may only be a few feet. This will mean that the sort order is incorrect).
If you are not...