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SignalR: Why choose Hub vs. Persistent Connection?
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From what I see in the Connection and Hubs section it seems that Hubs provide a topic system overlaying the lower-level persistent connections.
From the highly up-voted comment below:
Partially correct. You can get topics or groups in persistent connections as well. The big difference is disp...
form serialize javascript (no framework)
..."<your-url>"); before req.send(data); Otherwise I had the error InvalidStateError: XMLHttpRequest state must be OPENED. on Firefox 66. It should work with other requests also like PUT is you replace POST with PUT.
– baptx
Apr 10 '19 at 17:38
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Correct approach to global logging in Golang
...ill not justify the maintenance of a separate logger. It's probably a good idea to create a logger for each bigger component of your project. For example, if your project uses a SMTP service for sending mails, creating a separate logger for the mail service sounds like a good idea so that you can fi...
What is the difference between JAX-RS and JAX-WS?
...can know how to talk to your service. With REST you will still need to provide some documentation to other users about how the REST service is organized and what data and HTTP commands need to be sent.
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Difference between class and type
...ich defines its structure, namely how much memory it takes up, how it is laid out, and more importantly, how you can interact with it.
Examples of primitive types:
int
float
char
boolean
Examples of class types:
String
Integer
Boolean
ArrayList
StringBuilder
Examples of interface types:
C...
How do I validate a date string format in python?
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>>> import datetime
>>> def validate(date_text):
try:
datetime.datetime.strptime(date_text, '%Y-%m-%d')
except ValueError:
raise ValueError("Incorrect data format, should be YYYY-MM-DD")
>>> validate('2003-12-23')
>>...
git diff between cloned and original remote repository
... When I tried it with git 2.7.4 the "git diff master foobar/master" did not show differences. I looks to me like it compares my local copy ("master") with the repo given as 1st argument ("master") and in there only diffs the "path/file" "foobar/master". But the command "diff foobar/master" wor...
Source code highlighting in LaTeX
... 1.2 …
Presenting minted
minted is a package that uses Pygments to provide top-notch syntax highlighting in LaTeX. For example, it allows the following output.
Here’s a minimal file to reproduce the above code (notice that including Unicode characters might require XeTeX)!
\documentclass[a...
typedef fixed length array
...e sample. I put typedef char[3] type24; in my header file. The compiler did not complain about it. But when I defined a function void foo(type24 val) {} in my C file, it did complain. I would like to be able to define functions like type24_to_int32(type24 val) instead of type24_to_int32(char ...
Oracle PL/SQL - How to create a simple array variable?
... @TonyAndrews since you covered the array.extend(). Every where I looked did not show this and it was the most important part to being able to add more than one item (from my understanding of it, still new to arrays in SQL).
– Jonathan Van Dam
Jul 7 '17 at 21:...