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How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?
...e chance for a bug. Such a bug actually exists in the table for 7tn, 17tn, and 27tn (this bug might get fixed as time goes on because of the fluid nature of StackOverflow, so check the version history on the answer to see the error).
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How to remove leading and trailing white spaces from a given html string?
...ing HTML string. What would be sample code in JavaScript to remove leading and trailing white spaces from this string?
7 An...
Creating an index on a table variable
... IX3 NONCLUSTERED(C1,C2) /*Example composite index*/
);
Filtered indexes and indexes with included columns can not currently be declared with this syntax however SQL Server 2016 relaxes this a bit further. From CTP 3.1 it is now possible to declare filtered indexes for table variables. By RTM it m...
Rails: Get Client IP address
...
I would just use the request.remote_ip that's simple and it works. Any reason you need another method?
See: Get real IP address in local Rails development environment
for some other things you can do with client server ip's.
...
Vim Regex Capture Groups [bau -> byau : ceu -> cyeu]
...ed by escaped parentheses:
:%s/\(\w\)\(\w\w\)/\1y\2/g
Slightly shorter (and more magic-al) is to use \v, meaning that in the pattern after it all ASCII characters except '0'-'9', 'a'-'z', 'A'-'Z' and '_' have a special meaning:
:%s/\v(\w)(\w\w)/\1y\2/g
See:
:help \(
:help \v
...
How to prevent buttons from submitting forms
..., should not f#$'n have a default type of submit. It's just plain idiotic, and a huge mistake in the spec. I use buttons in forms all the time, and even if it were an edge case (which it isn't), it'd still make sense to have the default type be submit.
– dudewad
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IE10 renders in IE7 mode. How to force Standards mode?
...ssumption that most webpages were written to target earlier versions of IE and looks at the doctype, meta tags and HTML to determine the best compatibility mode (sometimes incorrectly). Even with a HTML5 doctype IE will still place your website in compatibility mode if it's an intranet site.
To ens...
Merge/flatten an array of arrays
...arrays, although it is only available in Node.js starting with version 11, and not at all in Internet Explorer.
const arrays = [
["$6"],
["$12"],
["$25"],
["$25"],
["$18"],
["$22"],
["$10"]
];
const merge3 = arrays.flat(1); //The depth leve...
Null check in an enhanced for loop
...ecause an empty list won't fail.
If you get this list from somewhere else and don't know if it is ok or not you could create a utility method and use it like this:
for( Object o : safe( list ) ) {
// do whatever
}
And of course safe would be:
public static List safe( List other ) {
ret...
How to get a specific “commit” of a gem from github?
I'm using rails_admin , and since it is in (very) active development, bugs turn up every now and then.
2 Answers
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