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NodeJS: How to get the server's port?
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In case when you need a port at the time of request handling and app is not available, you can use this:
request.socket.localPort
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How to dynamically insert a tag via jQuery after page load?
...cripts or bring their own, but these scripts do not need to be loaded everytime again. I am using this snippet since more than a year in production environment, it works like a charme. Commenting to myself: Yes I know, it would be more correct to ask if a function exists... :-)
if (!$('head > sc...
Can I use Objective-C blocks as properties?
...t a block property in one thread and read it in another thread at the same time, or to set the block property simultaneously from multiple threads. So the cost of "atomic" vs. "nonatomic" doesn't give you any real advantages.
– gnasher729
Mar 30 '14 at 21:13
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How to determine the first and last iteration in a foreach loop?
...ration of the loop - if it's both then that's 4 methods being called every time. Granted, those would be very lightweight operations and are probably just pointer lookups, but then the docs do go on to specify that reset() and end() modify the array's internal pointer - so is it quicker than a count...
File I/O in Every Programming Language [closed]
This has to be a common question that all programmers have from time to time.
How do I read a line from a text file? Then the next question is always how do i write it back.
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How do I deal with certificates using cURL while trying to access an HTTPS url?
...d also create a symbolic link with ln -s if don't want to re-copy it every time you update it.
– starbeamrainbowlabs
Aug 28 '15 at 8:41
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Insert ellipsis (…) into HTML tag if content too wide
...prove performance, do a binary search instead of removing 1 character at a time in the "while" loop. If 100% of the text doesn't fit, try 50% of the text; then 75% of the text if 50% fits, or 25% if 50% doesn't fit, etc.
– StanleyH
Feb 1 '11 at 10:07
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Is there a method for String conversion to Title Case?
...he following major change (which is suited to the solution I needed at the time): it forces all characters in the input string into lower case unless it is immediately preceded by an "actionable delimiter" in which case the character is coerced into upper case.
A major limitation of my routine is t...
How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
...e rails pg gem
gem uninstall pg
gem install pg
I suggest you take some time to read the PostgreSQL documentation to understand exactly what you're doing in the above steps to minimize frustrations.
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Seeking clarification on apparent contradictions regarding weakly typed languages
I think I understand strong typing , but every time I look for examples for what is weak typing I end up finding examples of programming languages that simply coerce/convert types automatically.
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