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Why is the shovel operator (
...EdgeCase guys has posted an explanation with performance numbers: A Little More About Strings
– Cincinnati Joe
Feb 22 '11 at 0:17
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Evenly distributing n points on a sphere
...ea of space (near the poles there's less space "horizontally", so it gives more "vertically").
This isn't the same as all points having about the same distance to their neighbours (which is what I think your links are talking about), but it may be sufficient for what you want and improves on simply...
Java: is there a map function?
...a 8, there is actually a map function, so I'd probably write the code in a more concise way:
Collection<String> hex = input.stream()
.map(Integer::toHexString)
.collect(Collectors::toList);
...
Create an empty object in JavaScript with {} or new Object()?
...here is no benefit to using new Object(); - whereas {}; can make your code more compact, and more readable.
For defining empty objects they're technically the same. The {} syntax is shorter, neater (less Java-ish), and allows you to instantly populate the object inline - like so:
var myObject = {...
What represents a double in sql server?
...proximations). This is in contrast to the C# "decimal" data type, which is more like a 128-bit floating point number.
MSSQL's float type is equivalent to the 64-bit double type in .NET. (My original answer from 2011 said there could be a slight difference in mantissa, but I've tested this in 2020 a...
How do I UPDATE from a SELECT in SQL Server?
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Google Guice vs. PicoContainer for Dependency Injection
...annotations, so you do not need Guice specific annotations in your code anymore. Spring also supports these standard annotations. The argument that the Guice guys use is that without a Guice annotation processor running, these shouldn't have an impact if you decide to use a different framework.
Spri...
LISTAGG in Oracle to return distinct values
...
from (
select distinct the_column
from the_table
) t
If you need more columns, something like this might be what you are looking for:
select col1, listagg(col2, ',') within group (order by col2)
from (
select col1,
col2,
row_number() over (partition by col1, col2 orde...
Orchestration vs. Choreography
...gies do not give a rich behavioral detail about the role of the service in more complex collaboration. This collaboration includes a sequence of activities and relationships between activities, which build the business process. There are two ways to build this process: service orchestration and serv...
Arrow operator (->) usage in C
... not have been needed at all, as it would have been equivalent to the much more legible foo*.bar. The whole mess of typedef-ing functions with all the extra parentheses would have been avoided as well.
– Marquis of Lorne
Jan 26 '15 at 6:04
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