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What is referential transparency?
...ther words, it is the closest subject outside computer science to what we call programming language semantics. The philosopher Willard Quine was responsible for initiating the concept of referential transparency, but it was also implicit in the approaches of Bertrand Russell and Alfred Whitehead.
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Copy Notepad++ text with formatting?
... Settings > Shortcut Mapper > Plugin Commands > Copy all Formats to clipboard. > CTRL+SHIFT+C --> Happy formatting !
– The Beast
Oct 29 '16 at 18:38
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Xcode is not currently available from the Software Update server
...orked for me to fix this issue in OSX Mojave too
– kb_
Oct 31 '18 at 18:59
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How to read a local text file?
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You need to check for status 0 (as when loading files locally with XMLHttpRequest, you don't get a status returned because it's not from a Webserver)
function readTextFile(file)
{
var rawFile = new XMLHttpRequest();
rawFile.open("GET", file, false);
rawFile.onreadystat...
Map a network drive to be used by a service
...ve mappings are only restored on an interactive logon, which services typically don't perform.
The helper process approach can be pretty simple: just create a new service that maps the drive and starts the 'real' service. The only things that are not entirely trivial about this are:
The helper se...
Heroku 'Permission denied (publickey) fatal: Could not read from remote repository' woes
...nd it still didn't work. I ended up having to add an environment variable called HOME set to the directory my .ssh folder was in
– Justin
Dec 31 '13 at 21:31
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Group a list of objects by an attribute : Java
... list);
} else {
hashMap.get(locationId).add(student);
}
If you want all the student with particular location details then you can use this:
hashMap.get(locationId);
which will get you all the students with the same the location ID.
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How to post JSON to a server using C#?
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Don't build JSON manually. It is easy to make mistakes that allow for JSON injection.
– Florian Winter
Feb 27 '17 at 14:08
5
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Assembly code vs Machine code vs Object code?
...e to machine code with the use of an assembler or a compiler, though we usually think of compilers in association with high-level programming language that are abstracted further from the CPU instructions.
Building a complete program involves writing source code for the program in either assembly or...
What is Unicode, UTF-8, UTF-16?
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Why do we need Unicode?
In the (not too) early days, all that existed was ASCII. This was okay, as all that would ever be needed were a few control characters, punctuation, numbers and letters like the ones in this sentence. Unfortunately, today's strange world of global interc...