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Does JavaScript guarantee object property order?
...ach own property key P of O [the object being iterated] that is an integer index, in ascending numeric index order
... each own property key P of O that is a String but is not an integer index, in property creation order
... each own property key P of O that is a Symbol, in property creation ord...
Oracle: If Table Exists
...N OTHERS THEN
IF SQLCODE != -4080 THEN
RAISE;
END IF;
END;
Index
BEGIN
EXECUTE IMMEDIATE 'DROP INDEX ' || index_name;
EXCEPTION
WHEN OTHERS THEN
IF SQLCODE != -1418 THEN
RAISE;
END IF;
END;
Column
BEGIN
EXECUTE IMMEDIATE 'ALTER TABLE ' || table_name
...
Mongoose subdocuments vs nested schema
...o that will completely kill your
application's performance and that's to index this ever-increasing
array. What that means is that every single time the document with
this array is relocated, the number of index entries that need to be
updated is directly proportional to the number of indexe...
PHP “php://input” vs $_POST
...{
$keys = $matches[2];
foreach ($keys as $index => $key) :
$key = trim($key);
$key = preg_replace('/^["]/','',$key);
$key = preg_replace('/["]$/','',$key);
$key = preg_replace('/[\s]/'...
How can I add an empty directory to a Git repository?
...
You can't. See the Git FAQ.
Currently the design of the git index
(staging area) only permits files to
be listed, and nobody competent enough
to make the change to allow empty
directories has cared enough about
this situation to remedy it.
Directories are added automati...
How to select bottom most rows?
...
What if there is no index on your table to ORDER BY?
– Protector one
Feb 29 '12 at 11:00
...
C++11 std::threads vs posix threads
...tforms, go for Posix Threads. They are available almost everywhere and are quite mature. On the other hand if you only use Linux/gcc std::thread is perfectly fine - it has a higher abstraction level, a really good interface and plays nicely with other C++11 classes.
The C++11 std::thread class unfo...
Using IPython notebooks under version control
...is can probably be adapted to other VCSs, I know it doesn't satisfy your requirements (at least the VSC agnosticity). Still, it is perfect for me, and although it's nothing particularly brilliant, and many people probably already use it, I didn't find clear instructions about how to implement it by ...
Efficient way to insert a number into a sorted array of numbers?
...
Simple (Demo):
function sortedIndex(array, value) {
var low = 0,
high = array.length;
while (low < high) {
var mid = (low + high) >>> 1;
if (array[mid] < value) low = mid + 1;
else high = mid;
}
...
Difference between no-cache and must-revalidate
...dentical', but see Jeffrey Fox's answer which seems to indicate that's not quite right.
– Don Hatch
Jul 15 '16 at 7:13
2
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