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i have table below, being used both mysql , sqlite, sorted columns a, b, c in ascending order: # | | b | c -------------------------- 0 | 40 | 55 | blue 1 | 60 | 65 | red 2 | 60 | 65 | rose 3 | 60 | 65 | yellow 4 | 80 | 21 | green 5 | 85 | 12 | blue i want figure out "next" row after given row. example, if i'm looking @ row #2: a=60, b=65, c="rose" i want able figure out row #3 next 1 (i don't have # ids use in case). my naive approach this: select * table (a >= 60 , b >= 65 , c > "rose") or (a >= 60 , b > 65) or (a > 60) order a, b, c asc limit 1 is there better way this? thanks exclusive branches only slight change... think >= can = : select * table (a = 60 , b = 65 , c > "rose") or (a = 60 , b > 65) or (a > 60) order a, b, c asc limit 1 ids don't help you can add ...

i'm quite new in wordpress , woocommerce plugin , create app add products programatically website using plugin. thought writing directly database in wp_posts , wp_postmeta tables. however, i've read php woocommerce functions, know nothing , write php code. is solution provided clean enough? otherwise how use php functions provided woocommerce? thanks lot!

i reading paypal documentation how implement ipn server receive payment notification (from paypal post requests), noticed requests in encrypted https, , implement server non-secured http. there issue if this? can use library use https on non-secured server? you cannot receive https request http server. won't connect. starters, won't on right port default , if try force correct port, https request won't connect http server. instead, can use https server in node.js app explained here in nodejs https module . can http server receive https request (node.js)? no, cannot. is there issue if this? yes, not connect. can use library use https on non-secured server? no, cannot. https connections not connect http server. all payment related stuff should done on secured https connection if change client use http instead of https, should not and, i'd guess paypal prevents either client library or license because last thing want people imp...

i trying use javascript , replace function in javascript replace spaces in variable " <br /> ". clarify, not want break, want literally " <br /> ". how make " <br /> " invalid html? i'm sorry if newbie question, can't find answer anywhere. use code: &lt;br /&gt; this uses html "entities" < , > ("less than" , "greater than")

i have xmlserializer , class layer member called scale of type vector2 in it. want vector2 serialized point in xaml, attribute. want produce this: <layer scale="1.0,1.5" /> instead of this: <layer> <scale> <x>1.0</x> <y>1.5</y> </scale> </layer> is possible?

i have local device connected router , can access mac address through existing code. how can find ip address of device using mac address in c? "arp" might providing details, need ip address independent protocol. if requirements allow make use of arp indirectly (that is, relying on standard networking behavior rather coding arp queries yourself)... your best answer find mac address in local arp cache, exposed in /proc/net/arp . of course, there's going data there device if host has seen traffic on network. this answer has suggestions dealing situation: basically, run sort of network scan generate traffic every ip address on network, , mine local arp table answer.

i have 2 buttons , 1 uiimageview in main view. 1 button tries rotate uiimageview 30 degrees, , other updates frame of uiimageview itself. i wouldn't expect setting frame affect visually, instead seems "squish" image if it's in rotation other default orientation. stumbled upon this, wanted update uiimageview's frame in order change x , y coordinates after rotating. as result, rotate button seems work fine long never push update frame button. if push second button while view ever rotated, however, squishes image state don't understand, or know how undo. video of second button "squishing" image: https://streamable.com/ba7zd video of second button "squishing" while rotation isn't default orientation: https://streamable.com/vo3cd what's reason happening? this question , this question both seem capture similar scenario, i'm unsure how apply either solution. in viewcontroller: @iboutlet weak var dog: uiimageview! ...