大约有 3,300 项符合查询结果（耗时：0.0181秒） [XML]
boundingRectWithSize for NSAttributedString returning wrong size
...ze of rect needed to display text!
I have replaced spaces in my strings by letters and immediately got correct result.
Apple says here:
https://developer.apple.com/documentation/foundation/nsstring/1524729-boundingrectwithsize
"This method returns the actual bounds of the glyphs in the string....
An efficient way to transpose a file in Bash
...es an array for the input lines after parsing each line as JSON, and -r (--raw-output) outputs the contents of strings instead of JSON string literals. The / operator is overloaded to split strings.
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Disable pasting text into HTML form
...your webmail program in a new window"). Show the E-Mail address in big fat letters ("The confirmation E-Mail was sent to.... made an error? CLick here to change).
Even better, if you can, let the user have some kind of limited access without confirming. That way, they can log in straight away and ...
Saving vim macros
...
Use q followed by a letter to record a macro. This just goes into one of the copy/paste registers so you can paste it as normal with the "xp or "xP commands in normal mode.
To save it you open up .vimrc and paste the contents, then the register...
Difference between ApiController and Controller in ASP.NET MVC
...ing Controllers methods returning ActionResult mixed with others returning raw/serialized/IHttpActionResult data can be very confusing from a developer perspective, expecially if you're not working alone and need to bring other developers to speed with that hybrid approach.
The best technique I've ...
SQL/mysql - Select distinct/UNIQUE but return all columns?
...hat you need a value with a certain characteristic, e.g. starting with the letter 'M'. Now things get complicated.
The only solution I could find so far is to put your whole query into a subquery, and to construct the additional column outside of it by hands:
SELECT
countrylist.*,
(SELEC...
Which is fastest? SELECT SQL_CALC_FOUND_ROWS FROM `table`, or SELECT COUNT(*)
... mechanisms than LIMIT/OFFSET.
E.g., a phone book should be paginated by letter (both in terms of UX
and in terms of index use), not by record number. Discussions are
increasingly infinite-scroll ordered by date (again allowing index
use), not by paginated by post number. And so on.
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Test a weekly cron job [closed]
...stLog
parseArgs "$@"
log "crontest starting at $(date)"
log "Raw command line: $@"
log "Inner args: $@"
log "screenBin: $screenBin"
log "useBashdb: $( if $useBashdb; then echo YES; else echo no; fi )"
log "useScreen: $( if $useScreen; then echo YES; else echo no; fi )"
...
What is the relative performance difference of if/else versus switch statement in Java?
...s which gives a much more performance gain than only (micro)optimizing the raw Java code.
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Parsing JSON with Unix tools
... curl -s is equivalent to curl --silent, whereas jq -r means jq --raw-output i.e. without string quotes.
– Serge Stroobandt
Oct 26 '18 at 21:52
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