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How to use Elasticsearch with MongoDB?
I have gone through many blogs and sites about configuring Elasticsearch for MongoDB to index Collections in MongoDB but none of them were straightforward.
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Change a Git remote HEAD to point to something besides master
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Since you mention GitHub, to do it on their site simply go into your project, then...
admin > Default Branch > (choose something)
Done.
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What is WEB-INF used for in a Java EE web application?
... session? And if it would find none, it wouldn't display some parts of the site.
– parsecer
Feb 14 '19 at 16:03
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What are enums and why are they useful?
Today I was browsing through some questions on this site and I found a mention of an enum being used in singleton pattern about purported thread safety benefits to such solution.
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List vs List
...t not of the subtype that set's objects are declared to be at the caller's site. So this could break the type system if it were possible.)
Now here come generics to the rescue, because it works as intended if I use this method signature instead:
<T extends A> void myMethod(Set<T> set)
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What is the most compatible way to install python modules on a Mac?
...load. In my case, my $PYTHONPATH variable contains /usr/local/lib/python26/site-packages. If you use MacPorts' Python, it sets up the other proper directories for you, so you only need to add additional paths to $PYTHONPATH. But again, $PATH isn't used at all when Python searches for modules you hav...
How can bcrypt have built-in salts?
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OK, so I sign up for a site and choose a the password "foo". Bcrypt adds a random salt of "akd2!*", resulting in "fooakd2!*", which is hashed and stored. Later, I try to sign in with password "bar". To see if I'm correct, it needs to hash "barakd2!...
Check if a user has scrolled to the bottom
...dly visible to the user so the user may think something is wrong with your site when they "think" they are at the bottom of the page when in fact they are not, and (C) certain devices (especially mouseless ones) can have odd behavior when scrolling.
– Jack Giffin
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How do you specify the Java compiler version in a pom.xml file?
...mpared to the selected answer, but it seems sort of hidden. Even the Maven site documentation shows using the plugin.
– mkobit
Oct 15 '15 at 16:34
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MongoDB/NoSQL: Keeping Document Change History
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We have partially implemented this on our site and we use the 'Store Revisions in a separate document" (and separate database). We wrote a custom function to return the diffs and we store that. Not so hard and can allow for automated recovery.
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