大约有 23,000 项符合查询结果（耗时：0.0455秒） [XML]
Set a default font for whole iOS app?
...
Swift 5
Base on Fábio Oliveira's answer (https://stackoverflow.com/a/23042694/2082851), I make my own swift 4.
In short, this extension exchanges default functions init(coder:), systemFont(ofSize:), boldSystemFont(ofSize:), italicS...
Sorting an ArrayList of objects using a custom sorting order
...y this (or any) lambda by skipping
argument types (Java will infer them based on method signature)
or {return ... }
So instead of
(Contact one, Contact other) -> {
return one.getAddress().compareTo(other.getAddress();
}
we can write
(one, other) -> one.getAddress().compareTo(o...
Converting file size in bytes to human-readable string
... After, and Diff. The cleanup operation resulted in the growth of some database tables, and the reduction in others. For example, Table A has a diff of -1.95 MB, while Table B has a diff of 500 kB. Therefore: positive and negative :-)
– Aaron Blenkush
May 2 '14...
ASP.NET Temporary files cleanup
...OS's (Vista, Win7, etc.) - the temp file path has changed may be different based on several variables. The items below are not definitive, however, they are a few I have encountered:
"temp" environment variable setting - then it would be:
%temp%\Temporary ASP.NET Files
Permissions and what appl...
What is the equivalent of “!=” in Excel VBA?
...h their length in the beginning and the content itself right after that. C-based and Java languages, on the other hand, do not store the length and have the '\0' (null) terminator to signal that the string ended. Because of that, getting the length in VBA is fast -- it's just reading an integer from...
Hashset vs Treeset
...
This advice is based on the fact that for a set, you must check to see if an item is a duplicate before adding it; therefore you'll save time eliminating the duplicates if you are using an hashset over a treeset. However, considering the pr...
XmlSerializer giving FileNotFoundException at constructor
...} else { Fallback } instead of try { Load } catch { Fallback }. Exception-based flow control smells bad and makes my debugging experience more difficult and brittle than necessary.
– Timbo
Jul 28 '15 at 22:19
...
What is the difference between pluck and collect in Rails?
...ects with all fields loaded and you simply get the id thanks to the method based on Enumerable.
So:
if you only need the id with Rails 4, use ids: User.first.gifts.ids
if you only need some fields with Rails 4, use pluck: User.first.gifts.pluck(:id, :name, ...)
if you only need one field with Rai...
How can I edit a view using phpMyAdmin 3.2.4?
...
maybe you could create a new view based upon the result of the command above and add your edits to it?
– CheeseConQueso
Nov 11 '10 at 16:47
...
iterating over each character of a String in ruby 1.8.6 (each_char)
...o ruby and currently trying to operate on each character separately from a base String in ruby. I am using ruby 1.8.6 and would like to do something like:
...