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What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
What are the differences between the following commands?:
5 Answers
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How to do constructor chaining in C#
I know that this is supposedly a super simple question, but I've been struggling with the concept for some time now.
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List to array conversion to use ravel() function
I have a list in python and I want to convert it to an array to be able to use ravel() function.
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isset() and empty() - what to use
...p me to improve my coding style?:) In some tasks I need to check - is variable empty or contains something. To solve this task, I usually do the following.
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Use of .apply() with 'new' operator. Is this possible?
In JavaScript, I want to create an object instance (via the new operator), but pass an arbitrary number of arguments to the constructor. Is this possible?
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Convert a list of data frames into one data frame
...s up with a list of data frames which I really want to convert to a single big data frame.
9 Answers
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How can I generate UUID in C#
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You are probably looking for System.Guid.NewGuid().
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Create a nonclustered non-unique index within the CREATE TABLE statement with SQL Server
It is possible to create a primary key or unique index within a SQL Server CREATE TABLE statement. Is it possible to create a non-unique index within a CREATE TABLE statement?
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Can we call the function written in one JavaScript in another JS file?
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The function could be called as if it was in the same JS File as long as the file containing the definition of the function has been loaded before the first use of the function.
I.e.
File1.js
function alertNumber(number) {
alert(number);...
When should I use cross apply over inner join?
...in those cases where INNER JOIN will work as well?
See the article in my blog for detailed performance comparison:
INNER JOIN vs. CROSS APPLY
CROSS APPLY works better on things that have no simple JOIN condition.
This one selects 3 last records from t2 for each record from t1:
SELECT t1.*, ...