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Who is listening on a given TCP port on Mac OS X?
...user -n tcp $PORT to find out which process (PID) is listening on the specified TCP port. How do I get the same information on Mac OS X?
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SQL Server Operating system error 5: “5(Access is denied.)”
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Sometimes SQL server will run under a different user group other than Administrators Group
– JDandChips
Jun 2 '14 at 9:52
57
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How to paste in a new line with vim?
... solution unless you combined it with some keyboard map as suggested in a different answer. For instance, you can map it to any key (even p):
:nmap p :pu<CR>
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Rails server says port already used, how to kill that process?
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Just to clarify for novices: in the second line of code, you are supposed to replace the PID with the actual number that is shown in your console upon entering the first line of code (eg, 12345).
– CodeBiker
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How can I list all tags in my Git repository by the date they were created?
...o list all tags in my system by the date they were created but am not sure if I can get that data via git-log. Ideas?
9 Ans...
Inspect element that only appear when other element is mouse overed/entered
...n
Press F8 to freeze the page
Switch to the Elements panel and use the magnifying glass icon in the top left to select the tooltip
If the tooltip shows up because of CSS, here's what you can do in that case:
Step-by-step:
Open the DevTools
Select the triggering element in the dev tools (the li...
Counting the number of elements with the values of x in a vector
...bset it:
> a[names(a)==435]
435
3
Or convert it into a data.frame if you're more comfortable working with that:
> as.data.frame(table(numbers))
numbers Freq
1 4 2
2 5 1
3 23 2
4 34 2
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Entity framework linq query Include() multiple children entities
....CompleteCompanies().FirstOrDefault(c => c.Id == companyID);
//or if you want even more
Company company =
context.CompanyById(companyID);
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“FOUNDATION_EXPORT” vs “extern”
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If you look in NSObjCRuntime.h (in Foundation) you will see that FOUNDATION_EXPORT compiles to extern in C, extern "C" in C++, and other things in Win32. So, it's more compatible across languages and operating systems. For ma...
log4j logging hierarchy order
...c. of the logger assigns a priority/severity level to the logging message. If the logging really takes effect (the message will be visible) depends on the effective logging level of the logger being used.
– Wolf
Oct 6 '17 at 6:18
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