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How many threads can a Java VM support?
... try {
Thread.sleep(1000);
} catch (Exception e){
System.err.println(e);
}
}
}
}).start();
...
Python unittests in Jenkins?
...gt;
<testcase classname="tests.SimpleTest" name="test_fail" time="0.000301837921143">
<failure message="test failure">self = &lt;tests.SimpleTest testMethod=test_fail&gt;
def test_fail(self):
&gt; self.assertEqual(11, 7 + 3)
E AssertionError: 11 !...
Is there a rule-of-thumb for how to divide a dataset into training and validation sets?
...going to give you satisfactory variance in your estimates. If you have 100,000 instances, it doesn't really matter whether you choose an 80:20 split or a 90:10 split (indeed you may choose to use less training data if your method is particularly computationally intensive).
Assuming you have enough ...
How to get the mouse position without events (without moving the mouse)?
...age with a div that covers the whole document. Inside that, create (say) 2,000 x 2,000 <a> elements (so that the :hover pseudo-class will work in IE 6, see), each 1 pixel in size. Create a CSS :hover rule for those <a> elements that changes a property (let's say font-family). In your loa...
How to change the style of alert box?
...;
width:100%;
height:100%;
top:0px;
left:0px;
z-index:10000;
background-image:url(tp.png); /* required by MSIE to prevent actions on lower z-index elements */
}
#alertBox {
position:relative;
width:300px;
min-height:100px;
margin-top:50px;
border:1px soli...
.htaccess not working apache
...-
sudo a2enmod rewrite
Then, edit the file /etc/apache2/sites-available/000-default.conf using nano or vim using this command :-
sudo nano /etc/apache2/sites-available/000-default.conf
Then in the 000-default.conf file, add this after the line DocumentRoot /var/www/html. If your root html dire...
Generate a random double in a range
...
@K_7: Say for example that there are 10,000 distinct double value between 0.0 and 1.0 (in reality there are probably more). But if the range between rangeMinand rangeMax is large, then there might be 10,000,000 distinct double values between them. The result of (ra...
How do I disable text selection with CSS or JavaScript? [duplicate]
...lection,
myDiv::-moz-selection,
myDiv::-webkit-selection {
background:#000;
color:#fff;
}
Then just match the colors to your "darky" design and see what happens :)
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Are there any disadvantages to always using nvarchar(MAX)?
... needed when dealing with a VARCHAR(MAX) value. (only if the size exceeds 8000)
VARCHAR(MAX) or NVARCHAR(MAX) is considered as a 'large value type'. Large value types are usually stored 'out of row'. It means that the data row will have a pointer to another location where the 'large value' is store...
How to create the most compact mapping n → isprime(n) up to a limit N?
... prime. I used python 3.6 on ubuntu 17.10; I tested with numbers up to 100.000 (you can test with bigger numbers using my code below).
This first plot compares the functions (which are explained further down in my answer), showing that the last functions do not grow as fast as the first one when in...