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How do I break out of a loop in Scala?
...f loops.
Suppose you want to sum numbers until the total is greater than 1000. You try
var sum = 0
for (i <- 0 to 1000) sum += i
except you want to stop when (sum > 1000).
What to do? There are several options.
(1a) Use some construct that includes a conditional that you test.
var sum...
How to deal with SettingWithCopyWarning in Pandas?
I just upgraded my Pandas from 0.11 to 0.13.0rc1. Now, the application is popping out many new warnings. One of them like this:
...
List all indexes on ElasticSearch server?
...oncise list of all indices in your cluster, call
curl http://localhost:9200/_aliases
this will give you a list of indices and their aliases.
If you want it pretty-printed, add pretty=true:
curl http://localhost:9200/_aliases?pretty=true
The result will look something like this, if your indic...
Hadoop “Unable to load native-hadoop library for your platform” warning
...
230
I assume you're running Hadoop on 64bit CentOS. The reason you saw that warning is the native Ha...
Increasing the timeout value in a WCF service
...ng>
<binding name="longTimeoutBinding"
receiveTimeout="00:10:00" sendTimeout="00:10:00">
<security mode="None"/>
</binding>
</netTcpBinding>
</bindings>
<services>
<service name="longTimeoutService"
behaviorConf...
Are tuples more efficient than lists in Python?
...
180
The dis module disassembles the byte code for a function and is useful to see the difference bet...
stop all instances of node.js server
...ess ID, then send a kill signal to it. So in your case, where the port is 8080, you could run the following:
C:\>netstat -ano | find "LISTENING" | find "8080"
The fifth column of the output is the process ID:
TCP 0.0.0.0:8080 0.0.0.0:0 LISTENING 14828
TCP ...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
...
107
Someone here suggests that it might be a firewall problem:
I have just had this problem and...
Multiple INSERT statements vs. single INSERT with multiple VALUES
I'm running a performance comparison between using 1000 INSERT statements:
4 Answers
4...
What does `void 0` mean? [duplicate]
...
1024
What does void 0 mean?
void[MDN] is a prefix keyword that takes one argument and always retur...