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What are the rules for evaluation order in Java?
...e:
Order of evaluation of subexpressions is independent of both associativity and precedence. Associativity and precedence determine in what order the operators are executed but do not determine in what order the subexpressions are evaluated. Your question is about the order in which subexpressions...
How can I detect if a file is binary (non-text) in python?
...imetypes module:
import mimetypes
...
mime = mimetypes.guess_type(file)
It's fairly easy to compile a list of binary mime types. For example Apache distributes with a mime.types file that you could parse into a set of lists, binary and text and then check to see if the mime is in your text or bin...
How do I test if a variable is a number in Bash?
...[ $yournumber =~ $re ]] ; then
echo "error: Not a number" >&2; exit 1
fi
If the value is not necessarily an integer, consider amending the regex appropriately; for instance:
^[0-9]+([.][0-9]+)?$
...or, to handle numbers with a sign:
^[+-]?[0-9]+([.][0-9]+)?$
...
How to dynamically create CSS class in JavaScript and apply?
...need to create a CSS stylesheet class dynamically in JavaScript and assign it to some HTML elements like - div, table, span, tr, etc and to some controls like asp:Textbox, Dropdownlist and datalist.
...
What is the easiest way to remove the first character from a string?
...so slow?
After doing a search/replace, gsub has to check for possible additional matches before it can tell if it's finished. sub only does one and finishes. Consider gsub like it's a minimum of two sub calls.
Also, it's important to remember that gsub, and sub can also be handicapped by poorly ...
No generic implementation of OrderedDictionary?
...right. There's no generic equivalent of OrderedDictionary in the framework itself.
(That's still the case for .NET 4 too, as far as I'm aware.)
But you can vote for it at Visual Studio's UserVoice (2016-10-04)!
share
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Fixing slow initial load for IIS
IIS has an annoying feature for low traffic websites where it recycles unused worker processes, causing the first user to the site after some time to get an extremely long delay (30+ seconds).
...
In C# what is the difference between ToUpper() and ToUpperInvariant()?
...log post.
I wouldn't be surprised to hear that there are various other capitalization issues around elided characters etc. This is just one example I know off the top of my head... partly because it bit me years ago in Java, where I was upper-casing a string and comparing it with "MAIL". That didn'...
Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
...
The main problem is that the browser won't even send a request with a fragment part. The fragment part is resolved right there in the browser. So it's reachable through JavaScript.
Anyway, you could parse a URL into bits, including the fragment part, using parse_url(), but it's obviously...
Is there a Java API that can create rich Word documents? [closed]
...tents and text. What's a good API to use for this? How sure are you that it supports graphs, ToCs, and tables? What are some hidden gotcha's in using them?
...