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Find the PID of a process that uses a port on Windows
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Just open a command shell and type (saying your port is 123456):
netstat -a -n -o | find "123456"
You will see everything you need.
The headers are:
Proto Local Address Foreign Address State PID
TCP 0...
Do I need to heartbeat to keep a TCP connection open?
I have two components that that communicate via TCP/IP. Component A acts as a server/listener and Component B is the client. The two should communicate as quickly as possible. There can only ever be one connection at any time (though that is aside to this question). A senior developer at my comp...
How do you uninstall all dependencies listed in package.json (NPM)?
...es, switch into your %appdata%/npm folder (if on Windows) and run the same command.
EDIT: This command breaks with npm 3.3.6 (Node 5.0). I'm now using the following Bash command, which I've mapped to npm_uninstall_all in my .bashrc file:
npm uninstall `ls -1 node_modules | tr '/\n' ' '`
Added bo...
How do you create a Distinct query in HQL
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56
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How can I detect if a selector returns null?
... you would like to use this method to assign this to a variable, I would recommend changing the return statement to what CSharp has.
– Hanna
Nov 6 '13 at 22:52
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Extracting specific columns from a data frame
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how do I execute a further command onto this subset? E.g. I want to compute the rowMean: "df1 %>% rowMeans(select(A, B, E))" does not work.
– Ben
May 11 at 6:14
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Mailto links do nothing in Chrome but work in Firefox?
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I believe the default is to run the mail client on the computer. I know at work, it will run thunderbird; if they have outlook installed it may run outlook, etc. Personally, it did not run gmail by default, I had to set it up that way.
– kennypu
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Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
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62
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Exclude .svn directories from grep [duplicate]
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37
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Check if a value exists in ArrayList
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Is there a version that compares object refferences?
– Tomáš Zato - Reinstate Monica
Feb 10 '15 at 22:37
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