read-eval-print-loop

问题 How can I get the column headers for CSV data? Here is the specific data: PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labsURL='http://www.bccdc.ca/Health-Info-Site/Documents/BCCDC_COVID19_Dashboard_Lab_Information.csv' PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labs_csv=Invoke-RestMethod -Method Get -Uri $labsURL -Headers @{"Content-Type" = "text/csv"} PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labs =

问题 How can I get the column headers for CSV data? Here is the specific data: PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labsURL='http://www.bccdc.ca/Health-Info-Site/Documents/BCCDC_COVID19_Dashboard_Lab_Information.csv' PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labs_csv=Invoke-RestMethod -Method Get -Uri $labsURL -Headers @{"Content-Type" = "text/csv"} PS /home/nicholas/powershell/covid> PS /home/nicholas/powershell/covid> $labs =

问题 Desired output something like: <?xml version="1.0"?> <methodResponse> <params> <param> <value><string>South Dakota</string></value> </param> </params> </methodResponse> How do I use the xml-rpc powershell module to view the response? Perhaps it's possible to "cat" or somehow pipe the result from baidu to something that will print it? Or, put it into an object? PS /home/nicholas/powershell> PS /home/nicholas/powershell> Send-XmlRpcRequest -Url "http://ping.baidu.com/ping/RPC2" -MethodName

问题 I've looked at all of the similar questions on stack overflow. This one is different enough to warrant a separate question. Basically, I can't start a repl server because I get the error below. It's been pointed out that this is typically a dependency issue, but I'm updated, to my knowledge. What am I getting wrong here? Here's the full error: error in process sentinel: Could not start nREPL server: java.lang.NumberFormatException: Invalid number: 0.8.3 at clojure.lang.LispReader.readNumber

问题 as expected reassignment is giving error like below in REPL scala> val a=1 a: Int = 1 scala> a=2 <console>:12: error: reassignment to val a=2 ^ But the below reassignment is not giving error in REPL when a=2 preceded with val. scala> val a=1 a: Int = 1 scala> val a=2 a: Int = 2 When I execute the below code in Intellij its giving error. object Test { def main(args: Array[String]) { val x = 1 val x = 2 } } Why val a=1 and val a=2 are not giving any error in REPL(error if it is only a=2) but

问题 Cannot connect remote REPL properly Here are the steps I do: Start local repl instance: lein repl Connect to local by remote repl instance(I do it through Intellij IDEA) After this, every output in code goes only in local repl, in remote one there are nothing What I need: to see all outputs in both repl instances I have found partial solution, this code rebinds output of one repl to another. Just run it in remote one, and all output will go to it (defn rebind-output [] (prn "Rebinding output.

问题 Referencing the help file for `Invoke-RestMethod: PS /home/nicholas> PS /home/nicholas> $response = Invoke-RestMethod -Uri https://blogs.msdn.microsoft.com/powershell/feed/ PS /home/nicholas> PS /home/nicholas> $json = $response | ConvertTo-Json WARNING: Resulting JSON is truncated as serialization has exceeded the set depth of 2. PS /home/nicholas> PS /home/nicholas> $xml = $response | ConvertTo-Xml PS /home/nicholas> PS /home/nicholas> $xml.OuterXml How can I convert the response to xml and

问题 I am completely new to Kotlin, and I am trying to run the Kotlin REPL. Following this, and considering I am using OS X, and I have tried this: $ /usr/local/bin/kotlinc-jvm which is equivalent to: $ kotlinc-jvm Then in the following link, I found that a nicer way to run it is: $ kotlinc Is there any differences between this two commands, and which one should I choose? 回答1: If you look inside the kotlinc-jvm files, they actually just launch the kotlinc that's in the same folder they are in, and

问题 I would like to add support to async/await to node repl Following this issue: https://github.com/nodejs/node/issues/8382 I've tried to use this one https://github.com/paulserraino/babel-repl but it is missing async await suppport I would like to use this snippet const awaitMatcher = /^(?:\s*(?:(?:let|var|const)\s)?\s*([^=]+)=\s*|^\s*)(await\s[\s\S]*)/; const asyncWrapper = (code, binder) => { let assign = binder ? `root.${binder} = ` : ''; return `(function(){ async function _wrap() { return

问题 How can I represent, or at least view, this data? PS /home/nicholas> PS /home/nicholas> $labs='http://www.bccdc.ca/Health-Info-Site/Documents/BCCDC_COVID19_Dashboard_Lab_Information.csv' PS /home/nicholas> PS /home/nicholas> $labs_csv=Invoke-RestMethod -Method Get -Uri $labs -Headers @{"Content-Type" = "text/csv"} PS /home/nicholas> PS /home/nicholas> $labs_csv "Date","Region","New_Tests","Total_Tests","Positivity","Turn_Around" 2020-01-23,"BC",2,2,0,32 2020-01-23,"Fraser",0,0,0,0 2020-01-23,