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Is Zookeeper a must for Kafka?
...ke to use only a single broker, single topic and a single partition having one producer and multiple consumers (each consumer getting its own copy of data from the broker). Given this, I do not want the overhead of using Zookeeper; Can I not just use the broker only? Why is a Zookeeper must?
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javac is not recognized as an internal or external command, operable program or batch file [closed]
...VA_HOME.
Close and re-open console/IDE.
Welcome!
You have encountered one of the most notorious technical issues facing Java beginners: the 'xyz' is not recognized as an internal or external command... error message.
In a nutshell, you have not installed Java correctly. Finalizing the installa...
How to develop or migrate apps for iPhone 5 screen resolution?
The new iPhone 5 display has a new aspect ratio and a new resolution (640 x 1136 pixels).
30 Answers
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How do I remove an item from a stl vector with a certain value?
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Does this all-in-one-statement form depend on the order in which the compiler evaluates the arguments, or is vec.end() guaranteed to be the same on either side of the call to std::remove? It looks to me in reading other parts of the web like ...
How can I link to a specific glibc version?
...ere and is an extension of Sun's symbol versioning scheme described here.
One option is to statically link your binary. This is probably the easiest option.
You could also build your binary in a chroot build environment, or using a glibc-new => glibc-old cross-compiler.
According to the http...
How to convert an entire MySQL database characterset and collation to UTF-8?
...rent data is actually in the current char set. If your columns are set to one char set but your data is really stored in another then you will need to check the MySQL manual on how to handle this.
ALTER TABLE tbl_name CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci;
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Array to String PHP?
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I like that this one keeps the keys. This is very useful for later use.
– Apolymoxic
Jul 16 '19 at 22:29
add a commen...
What is the use of the ArraySegment class?
...,
but you can't represent say all odds
and all evens. Note that the phone
teaser proposed by The1 could have
been elegantly solved using
ArraySegment partitioning and a tree
structure. The final numbers could
have been written out by traversing
the tree depth first. This would hav...
How can I get selector from jQuery object
...on">Button test</button>
</div>
<ul>
<li>Item one
<ul>
<li id="sub2" >Sub one</li>
<li id="sub2" class="subitem otherclass">Sub two</li>
</ul>
</li>
</ul>
</body>
</html>
For example, if ...
Java Embedded Databases Comparison [closed]
...ried to look at some of the available products , but I can't decide which one would be more suitable for me. H2 , HSQLDB , Derby and Berkeley DB seem to be good candidates, but I still don't see how they compare to each other. I appreciate your help comparing them and helping me decide which ...