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Common use-cases for pickle in Python
...
Minimal roundtrip example..
>>> import pickle
>>> a = Anon()
>>> a.foo = 'bar'
>>> pickled = pickle.dumps(a)
>>> unpickled = pickle.loads(pickled)
>>> unpickled.foo
'bar'
Edit: but as for the questi...
ReSharper “Cannot resolve symbol” even when project builds
...either, but unloading/reloading the project did: right-click the project->Unload Project, then right-click again->Reload Project.
– biscuit314
Sep 10 '14 at 13:03
6
...
Least common multiple for 3 or more numbers
...:
"""Return lcm of args."""
return reduce(lcm, args)
Usage:
>>> lcmm(100, 23, 98)
112700
>>> lcmm(*range(1, 20))
232792560
reduce() works something like that:
>>> f = lambda a,b: "f(%s,%s)" % (a,b)
>>> print reduce(f, "abcd")
f(f(f(a,b),c),d)
...
PHP CURL DELETE request
...created a new method:
public function curl_del($path)
{
$url = $this->__url.$path;
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "DELETE");
$result = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
c...
How to get a substring of text?
I have text with length ~700. How do I get only ~30 of its first characters?
5 Answers
...
How can I make the Android emulator show the soft keyboard?
...tings of the emulator outside). All you need to do is:
open settings app -> Language & Input -> Go to the "Keyboard & Input Methods -> click Default
This will bring up a Dialog in which case you can then disable the Hardware Keyboard by switching the hardware keyboard from on to off...
Get Specific Columns Using “With()” Function in Laravel Eloquent
...ction in with() as second index of array like
Post::with(array('user'=>function($query){
$query->select('id','username');
}))->get();
It will only select id and username from other table. I hope this will help others.
Remember that the primary key (id in this case) needs t...
Split string based on a regular expression
...ing the group, if you simply remove them you will not have this problem.
>>> str1 = "a b c d"
>>> re.split(" +", str1)
['a', 'b', 'c', 'd']
However there is no need for regex, str.split without any delimiter specified will split this by whitespace for you. This would...
The import org.junit cannot be resolved
...roject. Right click on the eclipse project and navigate:
Properties -> Java Build Path -> Libraries -> Add Library -> JUnit ->
Junit 3/4
In the scenarios where you want to use a different version of the jar, instead of clicking on Add Library above you should click on Add Ext...
Why is i++ not atomic?
... increment is performed using i = i + 1. However, this would break the "cultural compatibility" between Java, and C and C++. As well, it would take away a convenient notation which programmers familiar with C-like languages take for granted, giving it a special meaning that applies only in limited ...