中華電信在這裡有提供手機網路的涵蓋圖，記錄一下怎麼把資料拉出來放到 GIS 裡面方便跟其他資訊一起分析。
Installing QGIS Official Release on Ubuntu
QGIS is a cross-platform free and open-source desktop geographic information system (GIS) application. Although being cross-platform, level of official support varies from one platform to another. For the highest level of official support, I will recommend Ubuntu for building QGIS application environment.
WWAN Module Research Note
Some technical details of wireless wide area network (WWAN) modules—User Identity Module (UIM), Mini PCI Express, M.2, Access Point Name (APN), AT command set, Qualcomm MSM Interface (QMI), etc.
Sous Vide Machine 打造隨手記
久聞真空低溫烹調法盛名，《天菜大廚》成為壓倒駱駝的最後一根稻草，忍不住上網找資料做了一台玩票性質的 sous vide machine。稍微紀錄一下當初查到的資料。
UPS 規格筆記
翻到好久以前的 wish list，裡面還沒買的其中一個就是 UPS。整理一下相關資訊備查。
USB 充（供）電標準筆記
手機、平板、行動電源幾乎都是透過 USB 來充電，連筆記型電腦都慢慢走上這條路。市面上 USB 的變壓器、連接線五花八門，價差極大，品質更是參差不齊。閉著眼睛亂買一通，輕則無法使用、供電不穩、影響設備穩定度，重則造成設備損壞。整理一下相關的工業標準，以後買東西要找參考資料的時候比較方便。
生命中的一段
某天和朋友吃晚餐的時候，因為我吃得比較慢，朋友已經先吃完了。他閒著沒事，正用手機丟訊息給遠在千里之外的妹子。
我：「你們聊天的頻率真的很高欸！（竊笑）」
友：「沒有吼～（靦腆貌）」
我：「是吼～那你們上次聊天是什麼時候？」
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小玩一下數學
沒玩 hacking challenge 之後就很少有機會碰純數啦！前幾天剛好在 Facebook 上看到一道數學題，覺得蠻有趣的，紀錄一下。（不然 blog 當初特別花心思掛了可以打數學式的 MathJax 都沒機會用怪可惜的 XD）
Building TensorFlow for CentOS 6
You should no longer need this as you can install and run TensorFlow smoothly with Anaconda now!
Just install Anaconda and install TensorFlow by running
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1 |
conda install tensorflow |
or
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1 |
conda install tensorflow-gpu |
and you’re good to go since Continuum Analytics have applied our patch.
Note:
Do NOT install TensorFlow package from conda-forge as that is for newer version of Linux distros.
Where HashiCorp’s Atlas External Vagrant Box Images Actually Hosted
To vigilant users, authenticity matters. Aside from checking hashes of images, you might also want to know where the box images you use in Vagrant are downloaded from. However, this information is not explicitly provided on HashiCorp’s Vagrant Cloud. Here is how you can uncover this information….