convert

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I have curl command: curl -i -u guest:guest -H "content-type:application/json" -XPUT \ http://localhost:15672/api/traces/%2f/my-trace \ -d'{"format":"text","pattern":"#"}' And I want to create HTTP Request in Java API which will do the same thing. This curl command can be found in this README . It is used to start recording log on RabbitMQ. Response is not important. For now I created something like this (I've deleted less important lines i.e. with catching exception etc.), but unfortunately it doesn't work: url = new URL("http://localhost

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: i have created the simple bar chart with the library at https://github.com/danielgindi/ios-charts still can't figure out how to make this a grouped bar chart. I've added the units sold array to the chart, but don't know how to get the unitBought array to the chart to make it a grouped chart.please help. @IBOutlet weak var barChartView: BarChartView! override func viewDidLoad() { super.viewDidLoad() months = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"] let unitsSold = [20.0, 4.0, 6.0, 3.0, 12.0, 16.0, 4

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: i trying convert image from YUV_420_888 to rgb and i have some trouble with output image. In ImageReader i get image in format YUV_420_888 (using camera 2 api for get this image preview). imageReader = ImageReader.newInstance(1920,1080,ImageFormat.YUV_420_888,10); In android sdk for YuvImage class writing, that YuvImage using only NV21, YUY2. as we can see difference between N21 and yuv420 not big and i try convert data to N21 YUV420: and N21: in onImageAvailable i get separately each Planes and put them in correct place (as on image)

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I'm trying to convert to grayscale this PDF: https://dl.dropboxusercontent.com/u/10351891/page-27.pdf Ghostscript (v 9.10) with pdfwrite Device fails with a "Unable to convert color space to Gray, reverting strategy to LeaveColorUnchanged." message. I'm able to convert it through an intermediary ps file (using gs, pdftops (v 0.24.3) or pdf2ps) but this convertion rasterize the whole PDF. I tryed a lot of other things: normalize the PDF using qpdf (v 5.0.1) or pdftk (v 1.44), transform it to a svg file and back to a PDF via Inkscape (v 0.48.4

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: is there a free C# library ( .dll ) to convert PDF to images ? I tried this one : https://code.google.com/p/lib-pdf/ But it doesn't work, I got this error : Could not load file or assembly 'libpdf.DLL' or one of its dependencies . The specified module could not be found . iTextSharp doesn't implement a function like that either.. EDIT: I didn't use ghost scrpit because you had to install it before on the computer But now I found a solution : if you load manualy the dll it works http://ghostscriptnet.codeplex.com/discussions/465418

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I have a Set in Scala (I can choose any implementation as I am creating the Set. The Java library I am using is expecting a java.util.Set[String]. Is the following the correct way to do this in Scala (using scala.collection.jcl.HashSet#underlying): import com.javalibrary.Animals var classes = new scala.collection.jcl.HashSet[String] classes += "Amphibian" classes += "Reptile" Animals.find(classes.underlying) It seems to be working, but since I am very new to Scala I want to know if this is the preferred way (any other way I try I am getting

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: Say you want to convert a matrix to a list, where each element of the list contains one column. list() or as.list() obviously won't work, and until now I use a hack using the behaviour of tapply : x I'm not completely happy with this. Anybody knows a cleaner method I'm overlooking? (for making a list filled with the rows, the code can obviously be changed to : tapply(x,rep(1:nrow(x),ncol(x)),function(i)i) ) 回答1: In the interests of skinning the cat, treat the array as a vector as if it had no dim attribute: split(x, rep(1:ncol(x), each =

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: Is there a way to convert a string from uppercase, or even part uppercase to lowercase? E.g. Kilometers --> kilometers. 回答1: s = "Kilometer" print(s.lower()) The official documentation is str.lower() . 回答2: This doesn't work for non-English words in UTF-8. In this case decode('utf-8') can help: >>> s='Километр' >>> print s.lower() Километр >>> print s.decode('utf-8').lower() километр 回答3: How to convert string to lowercase in Python? Is there any way to convert an entire user inputted string from uppercase, or even part uppercase to

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I'm trying to download some content from a dictionary site like http://dictionary.reference.com/browse/apple?s=t The problem I'm having is that the original paragraph has all those squiggly lines, and reverse letters, and such, so when I read the local files I end up with those funny escape characters like \x85, \xa7, \x8d, etc. My question is, is there any way i can convert all those escape characters into their respective UTF-8 characters, eg if there is an 'à' how do i convert that into a standard 'a' ? Python calling code: import os word

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I have a table: Account_Code | Desc 503100 | account xxx 503103 | account xxx 503104 | account xxx 503102A | account xxx 503110B | account xxx Where Account_Code is a varchar . When I create a query below: Select cast(account_code as numeric(20,0)) as account_code, descr from account where isnumeric(account_code) = 1 It runs well by returning all record that have a valid numeric value in account_code column. But when I try to add another select, nested to prior sql: select account_code,descr from ( Select cast(account_code as numeric(20, 0))