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How to close TCP and UDP ports via windows command line
Does somebody knows how to close a TCP or UDP socket for a single connection via windows command line?
17 Answers
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Select datatype of the field in postgres
How do I get datatype of specific field from table in postgres ?
For example
I have the following table,
student_details (
stu_id integer,
stu_name varchar(30 ),
joined_date timestamp
);
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Squash my last X commits together using Git
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The difference between this rebase -i approach and reset --soft is, rebase -iallows me to retain the commit author, while reset --soft allows me to recommit. Sometimes i need to squash commits of pull requests yet maintaining the author information. Sometimes i need to reset s...
How do I execute a command and get the output of the command within C++ using POSIX?
..." << line << '\n';
# if reading stdout stopped at EOF then reset the state:
if (proc.eof() && proc.fail())
proc.clear();
// read child's stderr
while (std::getline(proc.err(), line))
std::cout << "stderr: " << line << '\n';
}
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How do I list the functions defined in my shell?
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Assuming bash shell:
typeset -f
will list the functions.
typeset -F
will list just the function names.
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Open Facebook page from Android app?
from my Android app, I would like to open a link to a Facebook profile in the official Facebook app (if the app is installed, of course). For iPhone, there exists the fb:// URL scheme, but trying the same thing on my Android device throws an ActivityNotFoundException .
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Timing a command's execution in PowerShell
Is there a simple way to time the execution of a command in PowerShell, like the 'time' command in Linux?
I came up with this:
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Using node.js as a simple web server
... is just:
$ npm install http-server -g
Now you can run a server via the following commands:
$ cd MyApp
$ http-server
If you're using NPM 5.2.0 or newer, you can use http-server without installing it with npx. This isn't recommended for use in production but is a great way to quickly get a s...
How to apply a function to two columns of Pandas dataframe
...oc in the example. It might be needed if you adapt this to another problem setting (e.g. working with slices).
– ajrwhite
Feb 17 at 2:05
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Find and Replace Inside a Text File from a Bash Command
What's the simplest way to do a find and replace for a given input string, say abc , and replace with another string, say XYZ in file /tmp/file.txt ?
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