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What is a plain English explanation of “Big O” notation?
...mparison between algorithms to a single variable. That variable is chosen based on observations or assumptions. For example, sorting algorithms are typically compared based on comparison operations (comparing two nodes to determine their relative ordering). This assumes that comparison is expensi...
What is correct HTTP status code when redirecting to a login page?
...
Hypertext Transfer Protocol (HTTP) Authentication Scheme
Registry
Cookie-based HTTP Authentication - DRAFT
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How to compute the sum and average of elements in an array?
...ngth; i++ ){
sum += parseInt( elmt[i], 10 ); //don't forget to add the base
}
var avg = sum/elmt.length;
document.write( "The sum of all the elements is: " + sum + " The average is: " + avg );
Just iterate through the array, since your values are strings, they have to be converted to an inte...
Nullable vs. int? - Is there any difference?
...d override void OnModelCreating(DbModelBuilder modelBuilder)
{
base.OnModelCreating(modelBuilder);
modelBuilder.Entity<MyEntity>().Property(x => x.MyNullableInt).IsOptional();
}
}
On the other hand, if you declare your entity like:
public class MyEntity
{
pub...
Attach IntelliJ IDEA debugger to a running Java process
...at-juli.jar
Java Options:
-Dcatalina.home=C:\tomcat
-Dcatalina.base=C:\tomcat
-Djava.io.tmpdir=C:\tomcat\temp
-Djava.util.logging.config.file=C:\tomcat\conf\logging.properties
-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=*:8000
Java 9 options:
--add-...
How do I convert CamelCase into human-readable names in Java?
...onversion is done a lot of times this method is much faster than the regex-based one: this is my benchmark for executing the aforementioned tests 100,000 times: ``` regex-based method took 4820 milliseconds ////////// commons-lang-based method took 232 milliseconds ``` that's about 20 times faster...
Cosine Similarity between 2 Number Lists
...
another version based on numpy only
from numpy import dot
from numpy.linalg import norm
cos_sim = dot(a, b)/(norm(a)*norm(b))
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What is the order of precedence for CSS?
...t relevant to an element and, therefore, will be
applied. Specificity is based on the matching rules which are composed
of different sorts of CSS selectors.
Specificity is a weight that is applied to a given CSS declaration,
determined by the number of each selector type in the matching
...
Reasons for using the set.seed function
...ackage allows you to set the seed (or choose a seed to pass into set.seed) based on a character string. For example you could have students use their name as the seed then each student has a unique dataset but the instructor can also create the same datasets for grading.
– Gre...
How to remove all .svn directories from my application directories
... By running the second command including ls, I get entries prop-base props text-base tmp output...
– Rasoul
Oct 26 '15 at 16:37
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