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Merge two Git repositories without breaking file history
...mmits to the local repo after adding the remote)
git remote add --fetch old_a <OldA repo URL>
# Merge the files from old_a/master into new/master
git merge old_a/master --allow-unrelated-histories
# Move the old_a repo files and folders into a subdirectory so they don't collide with the othe...
Get the Query Executed in Laravel 3/4
...:getQueryLog() to get all ran queries.
$queries = DB::getQueryLog();
$last_query = end($queries);
Or you can download a profiler package. I'd recommend barryvdh/laravel-debugbar, which is pretty neat. You can read for instructions on how to install in their repository.
Note for Laravel 5 users: ...
Is “double hashing” a password less secure than just hashing it once?
...lled "key strengthening" or "key stretching". See en.wikipedia.org/wiki/Key_stretching
– user41871
Dec 7 '08 at 22:40
17
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Number of processors/cores in command line
...
The most simplest tool comes with glibc and is called getconf:
$ getconf _NPROCESSORS_ONLN
4
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What is the strict aliasing rule?
...sg) onto a buffer of the word size of your system (like a pointer to uint32_ts or uint16_ts). When you overlay a struct onto such a buffer, or a buffer onto such a struct through pointer casting you can easily violate strict aliasing rules.
So in this kind of setup, if I want to send a message to so...
mysql :: insert into table, data from another table?
...
INSERT INTO action_2_members (campaign_id, mobile, vote, vote_date)
SELECT campaign_id, from_number, received_msg, date_received
FROM `received_txts`
WHERE `campaign_id` = '8'
...
Changing selection in a select with the Chosen plugin
...-selected", function() {
var locID = jQuery(this).attr('class').split('__').pop();
// I have a class name: class="result-selected locvalue__209"
var arrayCurrent = jQuery('#searchlocation').val();
var index = arrayCurrent.indexOf(locID);
if (index > -1) {
arrayCurrent....
How to correctly save instance state of Fragments in back stack?
...tManager()
.beginTransaction()
.add(R.id.my_container, myFragment, MY_FRAGMENT_TAG)
.commit();
} else {
myFragment = (MyFragment) getSupportFragmentManager()
.findFragmentByTag(MY_FRAGMENT_TAG);
}
...
}
Note however th...
Why unsigned integer is not available in PostgreSQL?
...l.org/docs/9.4/static/sql-createdomain.html
CREATE DOMAIN name [ AS ] data_type
[ COLLATE collation ]
[ DEFAULT expression ]
[ constraint [ ... ] ]
where constraint is:
[ CONSTRAINT constraint_name ]
{ NOT NULL | NULL | CHECK (expression) }
Domain is like a type but with an addition...
What does the “===” operator do in Ruby? [duplicate]
...ux
flurb
else
blarf
end
gets translated to something (roughly) like
_temp = foo
if bar === _temp
baz
elsif quux === _temp
flurb
else
blarf
end
Note that if you want to search for this operator, it is usually called the triple equals operator or threequals operator or case equality op...