Number of entries: 20


The most accurate depiction of 3d printing ever.

Posted on 2017-02-24 10:00:19
Posted on 2017-02-23 15:00:00


Here’s why Germany’s economy is so stable and strong.

Posted on 2017-02-23 10:00:21
Posted on 2017-02-23 05:46:23
This is a monthly report by Tony Cook on his grant under Perl 5 Core Maintenance Fund. We thank the TPF sponsors to make this grant possible. Approximately 38 tickets were reviewed, and 8 patches were applied [Hours] [Activity] 13.82 #122490 (sec) more merge conflicts #122490 (sec) more merge conflicts, track down warning sources #122490 (sec) track down warning sources, start merging test changes #122490 (sec) more test merging, testing, debugging #122490 (sec) debugging #122490 (sec) debugging 0.97 #126228 build...
Posted on 2017-02-22 21:00:00


Reducing methane production from farm animals.

Posted on 2017-02-22 10:00:15
``` [9:43 AM] tokuhirom plack のアプリだと Plack::Middleware::ServerStatus::Lite とかで監視したりしますけど、go だとそういうのってどうやるのが一般的なんでしょうか? [9:47 AM] macopy https://github.com/fukata/golang-stats-api-handler github.com GitHub - fukata/golang-stats-api-handler: Golang cpu, memory, gc, etc information api handler. golang-stats-api-handler - Golang cpu, memory, gc, etc information api handler. [9:47 AM] https://golang.org/pkg/net/http/pprof/ [9:48 AM] このあたりでしょうか、ちょっと取れる情報違う気もしますが [9:48 AM] lestrrat kazeburo wareがあるんじゃないのか、と一瞬 [9:48 AM] (探してないけど) [9:49 AM] なんだったら書いてもいいですけど!(tokuhiromが書いた方が早そう [9:49 AM] tokuhirom kazeburo ware ありそうだ [9:50 AM] mattn dave 御大のがいい [9:51 AM] https://github.com/davecheney/gcvis github.com GitHub - davecheney/gcvis: Visualise Go program GC trace data in real time gcvis - Visualise Go program GC trace data in real time [9:51 AM] JSON だけなら golang-stats-api-handler でいい [9:54 AM] この辺、いろいろ調べていろいろ試した僕なりの結果としては [9:54 AM] mackerel すばらしいという結論に至った。 [9:54 AM] suzuken w [10:03 AM] IFTTT APP Google Online Security Blog: Another option for file sharing Google Online Security Blog: Another option for file sharing http://ift.tt/2lDCbAz [10:19 AM] tokuhirom mackerel でとれるんです? [10:27 AM] suzuken GCのmetricsがとりたいのですかね・・?mackerelだと https://github.com/mackerelio/mackerel-agent-plugins/tree/master/mackerel-plugin-gostats あたり・・? github.com mackerel-agent-plugins/mackerel-plugin-gostats at master · mackerelio/mackerel-agent-plugins · GitHub mackerel-agent-plugins - Plugins for mackerel-agent [10:28 AM] 弊社だとPrometheusの https://github.com/prometheus/client_golang をhandlerにはやしてます github.com GitHub - prometheus/client_golang: Prometheus instrumentation library for Go applications client_golang - Prometheus instrumentation library for Go applications [10:28 AM] `/metrics` みたいな [10:28 AM] (もとの Plack::Middleware::ServerStatus::Lite の機能をよくしらないので的はずれな回答をしているかも・・ [10:29 AM] goroutine数とかをさくっとみるならgolang-stats-api-handlerがかんたんです [10:30 AM] pprofみたいなのでprofiling含めてしたいのであれば http/pprof つかうとremoteサーバのprofilingができたりもしますが、メトリクス収集用途であれば golang-stats-api-handler でいい気がします [10:31 AM] それとざくっとやるのであれば expvarとか [10:31 AM] http://blog.ralch.com/tutorial/golang-metrics-with-expvar/ [10:31 AM] https://golang.org/pkg/expvar/ [10:31 AM] fujiwara Apacheのmod_statusみたいなのですね > ServerStatus::Lite [10:32 AM] suzuken なるほどです [10:36 AM] tokuhirom そうすね。いや、一般的に何をみんなとってるのかなーっていうレベルの疑問でした [10:37 AM] kazuho 最大同時接続数が多い環境だと、mod_status的なものの必要性は下がるよね [10:37 AM] node.js とかでもないんじゃないかな [10:38 AM] tokuhirom nrhd [10:38 AM] みんな気にして取ってるのは gc count ぐらいなのかな。 [10:38 AM] prom のなら req/sec とかまでとれそうですが。 [10:39 AM] kazuho もちろん nice-to-have だとは思います [10:47 AM] songmu groutineがリークしてないか一番気をつけてるかなー。 [10:47 AM] 上記のやつで可視化して [11:04 AM] mattn ローカルで軽く確認するなら dave 御大ので充分すね [11:04 AM] あとは gops にしてコマンドから確認するって方法もある [11:04 AM] http://qiita.com/mattn/items/a92f69ff18eb5cbcdd59 Qiita golang で書かれたプロセスのリソースを外部から監視/操作できる「gops」 - Qiita この記事は [Go Advent Calendar 2016](http://qiita.com/advent-calendar/2016/go) の3日目の記事です。 # はじめに 今回は gops という Google 製のツ... [11:04 AM] これとか [11:04 AM] http://qiita.com/mattn/items/882a1924a1d706d127a2 Qiita 稼働中のバッチを監視したくなったら Mackerel Custom Metrics が便利 - Qiita この記事は [Mackerel Advent Calendar 2016](http://qiita.com/advent-calendar/2016/mackerel) の 12/13 日の記事です。 --- # はじめに ![監... [11:04 AM] これ ``` まとめようと思ったけどめんどくさくなってそのまま貼った。
Posted on 2017-02-22 07:29:20
Posted on 2017-02-22 01:26:59
Posted on 2017-02-22 00:30:00
Posted on 2017-02-21 22:20:00

We saw that if we have a module and we would like to export some of the functions we can use the Exporter module with the import function and we put the list of functions to be exported in the @EXPORT array.

Posted on 2017-02-21 20:00:11
Posted on 2017-02-21 18:05:13


The problem with crowdfunding, especially with complex technology projects.

Posted on 2017-02-21 10:00:21
(Graphics credit to Leonardo Maia.) Thanks to The Perl Foundation and our beloved sponsors, a large portion of the critical contributors to the Perl 5 Porters (p5p), the core group of Perl 5 developers, were able to get together on November 11th, 2016 at the Booking.com headquarters in Amsterdam, The Netherlands, for our very first Perl 5 Core hackathon, nicknamed Perl 5 Hack. This is our report. It was a four-day event, composed of discussions (centralized and specialized) on...
Posted on 2017-02-21 04:52:06
(Graphics credit to Leonardo Maia.) Thanks to The Perl Foundation and our beloved sponsors, a large portion of the critical contributors to the Perl 5 Porters (p5p), the core group of Perl 5 developers, were able to get together...
Posted on 2017-02-21 04:36:17
Everything you ever want to do with xs is documented somewhere in perlxs, perlguts, perlapi, perlxstypemap, and perlcall. Figuring out where it’s documented, and how it relates to everything else, is the hard part. In my case, the part I wanted was in perlcall, in the section “Strategies for Storing … Continue reading
Posted on 2017-02-21 03:24:14
Hey everyone, Following is the p5p (Perl 5 Porters) mailing list summary for the past week. Enjoy!...
Posted on 2017-02-20 10:44:23
Posted on 2017-02-20 10:01:40


If you have never seen a SpaceX launch, this is amazing!

Posted on 2017-02-20 10:00:36
Posted on 2017-02-20 06:12:10
Last updated: Fri Feb 24 16:13:10 2017