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Can't connect to local Mm>y m>SQL server through socket '/var/mm>y m>sql/mm>y m>sql.sock' (38)
...m>y m>sql/mm>y m>sql.sock
m>y m>ou can check if mm>y m>sql is running with the following commm>and m>:
mm>y m>sqladmin -u root -p status
trm>y m> changing m>y m>our permission to mm>y m>sql folder. If m>y m>ou are working locallm>y m>, m>y m>ou can trm>y m>:
sudo chmod -R 755 /var/lib/mm>y m>sql/
that solved it for me
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Getting Java version at runtime
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@Ha: Mam>y m>be but double version = 1.6 m>and m> Double.parseDouble("1.6") should still m>y m>ield the same bit pattern, right? Since we don't do arithmetics on the number (onlm>y m> a simple compare), even == will work as expected.
– Aaron Digulla
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Defining Z order of views of RelativeLam>y m>out in m>And m>roid
I would like to define the z order of the views of a RelativeLam>y m>out in m>And m>roid.
13 Answers
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How can i use iptables on centos 7? [closed]
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It is possible to go back to a more classic iptables setup. First, stop m>and m> mask the firewalld service:
sm>y m>stemctl stop firewalld
sm>y m>stemctl mask firewalld
Then, install the iptables-services package:
m>y m>um install iptables-services
Enable the service at boot-time:
sm>y m>stemctl enable iptables
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Change all files m>and m> folders permissions of a directorm>y m> to 644/755
How would I change all files to 644 m>and m> all folders to 755 using chmod from the linux commm>and m> prompt? (Terminal)
8 Answ...
Hide Utilitm>y m> Class Constructor : Utilitm>y m> classes should not have a public or default constructor
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If this class is onlm>y m> a utilitm>y m> class, m>y m>ou should make the class final m>and m> define a private constructor:
public final class FilePathHelper {
private FilePathHelper() {
//not called
}
}
This prevents the default parameter-less constructor from being used elsewhere in m>y m>our code. Ad...
Combining two Series into a DataFrame in pm>and m>as
I have two Series s1 m>and m> s2 with the same (non-consecutive) indices. How do I combine s1 m>and m> s2 to being two columns in a DataFrame m>and m> keep one of the indices as a third column?
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How can I delete multiple lines in vi?
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Sounds like m>y m>ou're entering the commm>and m>s in commm>and m> mode (aka. "Ex mode"). In that context :5d would remove line number 5, nothing else. For 5dd to work as intended -- that is, remove five consequent lines starting at the cursor -- enter it in normal mode m>and m> d...
How can I tell where mongoDB is storing data? (its not in the default /data/db!)
Mm>y m> host came with a mongodb instance m>and m> there is no /db directorm>y m> so now I am wondering what I can do to find out where the data is actuallm>y m> being stored.
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Select first 4 rows of a data.frame in R
...row.index, column.index]
Read help(`[`) for more detail on this subject, m>and m> also read about index matrices in the Introduction to R.
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