The latest version of the book is P1.0, released over 3 years ago. If you've bought a PDF of the book and would like to upgrade it to this version (for free), visit your By default this page displays the errata for the latest version ofIf you have a If you've found a new error, please in the zmq-filer-rep-cluster.js program: in both the router.on() and dealer.on() calls, the Array.prototype.slice.call() methods are shown with the...more... In the files that were setup to be executable (using chmod), the shebang line #!/usr/bin/env node --harmony is likely to work only on a Mac. the book is great, thank you. i want to note something here about all the code you wrote in the book. as developer that come from other languages and... I try with a linux distro and there is no 'close' event sent. Jim, I'm enjoying your book. I find your writing style easy to follow. Being new to Node, it took some digging to find valid events to...more...
The code as shown shouldn't work; the variable "output" has the wrong scope. The quick fix is to change the comma on the proceeding line to a semicol...more... The number of fields produces by the ls command depend on the locale (if POSIX ls is used). The file's name may be the 8th, 9th, or another field. My bad, please ignore #76474; I had the blocks not nested when I looked. should have done that before posting. (Loc 172 in Kindle) As an FYI (knowing that you can't account for all *nix distros), on Ubuntu 14.04 node is named 'nodejs' the shebang is "#!/usr/bin...more... Strings and regexes in the code samples are italicized. Unfortunately, italicizing a backslash makes it look a lot like a pipe symbol. Shebangs with more than one argument don't work as expected on Linux, so the example doesn't work directly on all "Unix-like systems". A note about th...more... In read-stream.js the 'data' event handler needs to be added AFTER the 'error' event handler - currently adding the 'data' event handler will switch t...more...
You can make executable node.js scripts on linux for example: let i = ...more... On the code example, the Date.now() method is used, which returns the number of seconds since 1 January 1970 00:00:00 UTC. However, on the description...more... Not really an error, but be mindful of any other services you have listening on this port. Postgres.app uses 5432 as well. Node doesn't throw an error...more... In the code for the net-watcher.js file in the "watcher setup" section the code reads: 'let watcher = fs.watch(filename, function(){ On page 27 we read that the expected output of the net-watcher.js script described on pages 25 and 26 is: File 'target.txt' changed: Sat Jan 12...more... Postgres often runs on port 5432. This can cause confusion when using telnet. Perhaps use another high port like 8124 from the node docs.--Mark It seems on Ubuntu 14.04 you have to use Ctrl-]quit to exit telnet Ctrl-]Ctrl-C seems to be ignored. I'm a windows user, so instead of using telnet, I use netcat.
and instead of using the windows command prompt, I use git bash since it provides me wi...more... When changing the code to the call of "connection.write" as suggested on page 30, the same error occurs when using the Date.now() object as was used o...more... (I'm looking at the ePub version, not the PDF.) In the code for the watcher-spawn-parse.js, as rendered in my ePub, I do not see the forward-slashe...more... You are using publisher.bind when binding to the port. I had an issue where I had a typo that caused the server to exit and I could no longer bind to ...more... getting errors when trying to execute the ldj.js file, had to convert all let to var. In running the loop version of the zqm-filer script, I'm issuing three requests in the loop, as per instructions, but only getting one response. Maybe you should handle errors when binding router and dealer? I've had a permission error when trying to bind the ipc endpoint. It took me about a...more...
Based on book example received: TypeError: Array.prototype.slice called on null or undefined made following change to receive expected output: The last command on the page is missing the target file. Currently, it is printed as: To make it work, I ...more... no footnote for cheerio? you have footnotes on many less significant topics, but nothing for cheerio! In addition to adding .get() for both subjects and authors as mentioned in #76602 (which in turn mentions enabling xmlMode in #76602, which I also use...more... In pg132.json, authors should be: "Sunzi, active 6th century B.C." On line 10 of rdf-parser.js, the code should be passing a second argument of { xmlMode: true } to cheerio.load(). Versions 0.13 and newer of cheeri...more... In order to get the subjects out of The Art of War, I had to change the value of subjects to the following: With the latest version of Cheerio the authors and subjects return a Cheerio array, not a plain array.
It will not compare properly to the test JSON o...more... The example code on page 72 breaks when using Cheerio 0.13.0 (latest). Cheerio 0.12.4 seems to work.--Aaron Breckenridge In addition to enabling xmlMode mentioned in #76602, add the method .get() for both authors and subjects I was unable to run the 'node --harmony $(which nodeunit) test/' command successfully on Windows 7. I ended up editing the %userprofile%\AppData\Roami...more... After running "node --harmony import-books.js" the text suggests that there will be an ECONNRESET error. On my circa-2012 MacBook Pro, it ran without ...more... When using the dbcli program from the command line to delete a document, you may need to encase the URL argument in quotes- "If this is your first time running this program, there won’t be a _desing/books document yet and the request will return a 404 Not Found status code....more... You should clarify that the reader should run "npm install" with no arguments to install dependencies declared in package.json.
Previously in the book...more... Error: Most middleware (like logger) is no longer bundled with Express and must be installed separately. I got this error with the newer version of ...more... When I run "nodemon --harmony server.js" on the downloaded source code, I get the following error: Using the downloaded code and a straight install of CouchDB (which has worked on all examples heretofore), I cannot get any of the search API examples...more... The "module.exports = function" pattern appeared before, at page 72 (on the PDF). Maybe the explanation of what it is should be moved to its first ins... Instead of " ... as a successful resolution of the promise and calls the second then's handler function..." it should read: " ... as a successful reso...more... From the downloaded files, I am able to install and run redis-server, able to start server.js using npm start, start the couchdb (which was a major pa...more... Using latest connect-redis, redis, express 3.3.8 and nodemon I was not able to produce the REDIS ECONNREFUSED error when killing the redis server usin...more...
This same error is in other ...more... most of express modules are not inside the Express module anymore. you have those in external modules. you need to set a comment about it because mos... The many calls to yield in the file bundle.js need to be changed to Fiber.yield()--Mike RatliffThis does not work on my Ubuntu 14.04 (launched using Vagrant). This has to do with pe...more... To finally get the nodeunit test working in the section titled: "Unit Testing with Nodeunit" I needed to have this callback in rdf-parser.js. The selector for subjects to not take into account that the rdf:value elements may be before or after the rdf:resource element. The "~" only gets the ...more... At the start of chapter six, when creating the hello server. Before installing express, run "npm init" and just press Enter when prompted multiple tim...more... When you start working on the b4 app in chapter 6, make sure you CD into the b4 directory and run npm install again, to get dependencies.