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Why does MYSQL higher LIMIT offset slow the query down?
...e improvement. If there is no index usable by ORDER BY or the index covers all fields you need, you don't need this workaround.
– Quassnoi
Nov 24 '11 at 18:13
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What is sr-only in Bootstrap 3?
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I don't think it's confusing at all, it clearly says the class is used for information to be hidden, that is only meant to be seen by screen readers.
– Lee
Sep 8 '16 at 14:24
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How to copy a directory using Ant
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@s1n This commands only copies all the contents of src_dir to ../new/dir and not the src_dir. How do we copy src_dir (directory) to another location?
– Pipalayan Nayak
Dec 3 '11 at 19:24
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What good are SQL Server schemas?
... 2005+. Yes, I know the basic definition of a schema, but what are they really used for in a typical SQL Server deployment?
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Should I use char** argv or char* argv[]?
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As you are just learning C, I recommend you to really try to understand the differences between arrays and pointers first instead of the common things.
In the area of parameters and arrays, there are a few confusing rules that should be clear before going on. First, what ...
How to return 2 values from a Java method?
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You can use SimpleEntry<type_of_value_1, type_of_value_2> from java.util.AbstractMap.SimpleEntry and use it with getKey() to get object 1 and getValue() to get object 2
– Crystalonics
Apr 28 '16 at 18:03
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Accessing the web page's HTTP Headers in JavaScript
... exactly equal to the current.
Use the following JavaScript code to get all the HTTP headers by performing a get request:
var req = new XMLHttpRequest();
req.open('GET', document.location, false);
req.send(null);
var headers = req.getAllResponseHeaders().toLowerCase();
alert(headers);
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IF… OR IF… in a windows batch file
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The zmbq solution is good, but cannot be used in all situations, such as inside a block of code like a FOR DO(...) loop.
An alternative is to use an indicator variable. Initialize it to be undefined, and then define it only if any one of the OR conditions is true. Then use ...
How do I get the current date and time in PHP?
...e time would go by your server time. An easy workaround for this is to manually set the timezone by using date_default_timezone_set before the date() or time() functions are called to.
I'm in Melbourne, Australia so I have something like this:
date_default_timezone_set('Australia/Melbourne');
Or...
Does .NET have a way to check if List a contains all items in List b?
...s easy:
public class ListHelper<T>
{
public static bool ContainsAllItems(List<T> a, List<T> b)
{
return !b.Except(a).Any();
}
}
This checks whether there are any elements in b which aren't in a - and then inverts the result.
Note that it would be slightly mo...