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How to calculate the difference between two dates using PHP?
...for original code:
* http://svn.php.net/viewvc/php/php-src/trunk/ext/date/lib/tm2unixtime.c?revision=302890&view=markup
* http://svn.php.net/viewvc/php/php-src/trunk/ext/date/lib/interval.c?revision=298973&view=markup
*/
function _date_range_limit($start, $end, $adj, $a, $b, $result)
{
...
Is there documentation for the Rails column types?
...ter branch source code I found:
abstract mysql_adapter
#activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
NATIVE_DATABASE_TYPES = {
primary_key: "bigint auto_increment PRIMARY KEY",
string: { name: "varchar", limit: 255 },
text: { name: "te...
Are lists thread-safe?
...raceback (most recent call last):
File "/Users/zup/.pyenv/versions/3.6.8/lib/python3.6/threading.py", line 916, in _bootstrap_inner
self.run()
File "/Users/zup/.pyenv/versions/3.6.8/lib/python3.6/threading.py", line 864, in run
self._target(*self._args, **self._kwargs)
File "<ipytho...
Why does jQuery or a DOM method such as getElementById not find the element?
...d, using $(handler):
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script>
$(function() {
$("#test").click(function() {
console.log("clicked: %o", this);
});
});
</script>
<button id="test">click...
fastest MD5 Implementation in JavaScript
...
A demonstration of this md5 library can be found here: jsfiddle.net/v28gq
– Anderson Green
Jan 21 '13 at 13:10
16
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VC的陷阱，看哪些条款会威胁到创业者的利益 - 资讯 - 清泛网 - 专注C/C++及内核技术
...职员工享受今后股票升值的可能性。对于一般员工也许没什么，但创业者要考虑到，将来有一天，离职的可能是你自己。
因此，据理力争。反向股票套现是善意的条款，不要让他造成不愉快的误会，把它设置得尽量合理吧。
...
Setup RSpec to test a gem (not Rails)
...//github.com/bundler/bundler/blob/33d2f67d56fe8bf00b0189c26125d27527ef1516/lib/bundler/cli/gem.rb#L36
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...
std::string formatting like sprintf
...t::format() provides the functionality you want:
As from the Boost format libraries synopsis:
A format object is constructed from a format-string, and is then given arguments through repeated calls to operator%.
Each of those arguments are then converted to strings, who are in turn combined i...
What is “lifting” in Scala?
...Option[B] into a partial function
PartialFunction[A, B]
Scala standard library defines Function.unlift as
def unlift[T, R](f: (T) ⇒ Option[R]): PartialFunction[T, R]
For example, play-json library provides unlift to help with construction of JSON serialisers:
import play.api.libs.json._
...
Rails update_attributes without save?
...pdate
Source:
https://github.com/rails/rails/blob/master/activerecord/lib/active_record/persistence.rb
https://github.com/rails/rails/blob/master/activerecord/lib/active_record/attribute_assignment.rb
Another cheat sheet:
http://www.davidverhasselt.com/set-attributes-in-activerecord/#cheat-she...