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Best practices when running Node.js with port 80 (Ubuntu / Linode) [closed]
...p2-bin
sudo setcap cap_net_bind_service=+ep `readlink -f \`which node\``
Now, when you tell a Node application that you want it to run on port 80, it will not complain.
Check this reference link
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Java 8 stream reverse order
...estion: What's the proper way to reverse a stream? Assuming that we don't know what type of elements that stream consists of, what's the generic way to reverse any stream?
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What exactly are unmanaged resources?
I want to know about unmanaged resources.
Can anyone please give me a basic idea?
7 Answers
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What exactly is Hot Module Replacement in Webpack?
...bubble up" occurs. If it bubbles up to an entry point, the process fails.
Now all invalid modules are disposed (dispose handler) and unloaded. Then the current hash is updated and all "accept" handlers are called. The runtime switches back to the idle state and everything continues as normal.
Wh...
dyld: Library not loaded … Reason: Image not found
...hird-party library using Homebrew and package them just as easily.
I have now made this script public on github.
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Should I use Java date and time classes or go with a 3rd party library like Joda Time?
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EDIT: Now that Java 8 has been released, if you can use that, do so! java.time is even cleaner than Joda Time, in my view. However, if you're stuck pre-Java-8, read on...
Max asked for the pros and cons of using Joda...
Pros:
I...
Officially, what is typename for?
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Unfortunately, the compiler is not required to be psychic, and doesn't know whether T::sometype will end up referring to a type name or a static member of T. So, one uses typename to tell it:
template<class T> somefunction( T * arg )
{
typename T::sometype x; // works!
.
.
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“Inner exception” (with traceback) in Python?
...o the original exception's error message, but keep other details intact.
Known Exception Type
try:
sock_common = xmlrpclib.ServerProxy(rpc_url+'/common')
self.user_id = sock_common.login(self.dbname, username, self.pwd)
except IOError:
_, ex, traceback = sys.exc_info()
message = "C...
Batch file include external file for variables
...ead
set input=1
set input2=2
set /p input=INPUT:
set /p input2=INPUT2:
Now, we need to write the variables to a file.
(echo %input%)> settings.cdb
(echo %input2%)>> settings.cdb
pause
I use .cdb as a short form for "Command Database". You can use any extension.
The next section is to...
XML attribute vs XML element
...TA tags around this data. I would say, only use attributes when you 100% know what values are going to put in there, eg, a integer or a date, probably anything that is computer generated. If the BarCode was generated by a human then it should not be an attribute.
– John Ballin...