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How to change Elasticsearch max memory size
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I can confirm this works for aws ami instance (installed with RPM), but first set MAX_LOCKED_MEMORY=unlimited in /etc/sysconfig/elasticsearch and bootstrap.memory_lock: true in /etc/elasticsearch/elasticsearch.yml
– mork
May 4 '17 at 16:...
What is the HTML tag “div” short for?
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Division. The DIV tag is is designed to allow you to define "divisions" of a page (or to "divide a page into logical containers").
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In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
... job, I find that there are many who are for Runtime exceptions in many or all cases.
Here's what I think: Using CheckedExceptions, I am forced at compile time to at least acknowledge the exception in the caller. With Runtime exceptions, I am not forced to by the compiler, but can write a unit te...
Scala: what is the best way to append an element to an Array?
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@Daniel Yes, I've just have a small memory hole when I wrote the comment and I didn't find the obvious word "sequence"
– Nicolas
Sep 21 '11 at 14:37
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Difference between a Factory, Provider and a Service?
...ind of context
Provider: Provider is something microsoft "invented" (basically an abstract factory pattern) that is a way of doing a factory of factories, or having a common factory interface which allows factories to be swappable. It is used all over in the MS web stack as a way to keep components...
How do I find out what version of WordPress is running?
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Excellent tip that allows for quickly checking without looking up credentials for any one of 100 client accounts and log in to the FTP! An even quicker way is to "Click the W logo" as per the below answer - again, if you have credentials at the...
Checking if a string is empty or null in Java [duplicate]
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@HonzaKalfus "Calling isEmpty() returns true for string containing whitespace character" - That is not true! " ".isEmpty() returns false
– MestreLion
Sep 1 '17 at 1:59
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Generate fixed length Strings filled with whitespaces
... is a String and 15 represents the minimal width of the String.
Putting it all together: "%1$15s".
For a general method we have:
public static String fixedLengthString(String string, int length) {
return String.format("%1$"+length+ "s", string);
}
Maybe someone can suggest another format str...
Moving project to another folder in Eclipse
I generally have my working projects sitting on folders on my Desktop. When they are completed I just move them to a c:\dev\ . The thing is I'm doing it in a rather archaic way.
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How to view AndroidManifest.xml from APK file?
...droid apps
How to do this on your Windows System:
Download apktool-install-windows-* file
Download apktool-* file
Unpack both to your Windows directory
Now copy the APK file also in that directory and run the following command in your command prompt:
apktool d HelloWorld.apk ./HelloWorld
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