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SQL Server indexes - ascending or descending, what difference does it make?
...an be served by ix_mytable_col1_desc but not by ix_mytable_col1.
In other words, the columns that constitute a CLUSTERED INDEX on any table are always the trailing columns of any other index on that table.
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How to change past commit to include a missed file?
...ommits will be presented, choose a commit you want to edit by changing the word pick to edit and save the file.
Make necessary modifications in your code (remember to invoke git add for new files)
After all modification are done, issue git commit --amend - this will amend a commit marked as edit
Inv...
What's the difference between design patterns and architectural patterns?
...leton, it allows us to know what the mechanics are about by just using the word, instead of explaining every time, that we created a single instance by using a designated dataspace (variable or whatever) which is set in a controlled manner and is guaranteed to be the only one, because we protected t...
How to specify function types for void (not Void) methods in Java8?
...ly(); }
somewhere in your code. In my functional programming courses the word 'thunk' was used to describe such functions. Why it isn't in java.util.function is beyond my comprehension.
In other cases I find that even when java.util.function does have something that matches the signature I want -...
How to send POST request in JSON using HTTPClient in Android?
... do not claim to be an expert at all this so if anyone has a better way to word some of the terminology feel free.
public static HttpResponse makeRequest(String path, Map params) throws Exception
{
//instantiates httpclient to make request
DefaultHttpClient httpclient = new DefaultHttpClie...
Push git commits & tags simultaneously
...e typo in step 3. It should be git push origin 0.1.0 - you should omit the word 'tag'. Then it works really good. And for me even better than the --follow-tags option.
– Wlad
Jun 30 at 1:30
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What is the proper declaration of main?
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The exact wording of the latest published standard (C++14) is:
An implementation shall allow both
a function of () returning int and
a function of (int, pointer to pointer to char) returning int
as the type of ma...
How to check if PHP array is associative or sequential?
...type in PHP, which can both contain integer and string indices.
In other words, there is no such thing as an array key of "8" because it will always be (silently) converted to the integer 8. So trying to differentiate between integers and numeric strings is unnecessary.
If you want the most effic...
Why is a 3-way merge advantageous over a 2-way merge?
...e his changes into your copy.
If you were doing a two-way merge (in other words, a diff), the tool could compare the two files, and see that the first and last lines are different. But how would it know what to do with the differences? Should the merged version include the first line? Should it inc...
In C#, why is String a reference type that behaves like a value type?
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@codekaizen Qwertie is right but I think the wording was confusing. One string may be a different size than another string and thus, unlike a true value type, the compiler could not know beforehand how much space to allocate to store the string value. For instance, an I...