A Notebook
  • note2

    • WEBP
      • Markdown guide
        • Links:
      • Math and Formula
        • Photoshop and Krita
          • SSH
            • Youtube
              • Unsorted lists:
              • Note

              note2

              # Note 2

              GO TO [ note1 ]

              # WEBP

              https://developers.google.com/speed/webp (opens new window)

              The bin/ directory contains tools for encoding (cwebp.exe) and decoding (dwebp.exe) images.

              The easiest use should look like:

                cwebp input.png -q 80 -o output.webp
              

              which will convert the input file to a WebP file using a quality factor of 80 on a 0->100 scale (0 being the lowest quality, 100 being the best. Default value is 75). You might want to try the -lossless flag too, which will compress the source (in RGBA format) without any loss. The -q quality parameter will in this case control the amount of processing time spent trying to make the output file as small as possible.

              # Markdown guide

              Go to

              • https://www.markdownguide.org/basic-syntax/ (opens new window)

              • https://guides.github.com/features/mastering-markdown/ (opens new window)

              # Links:

              • Text in [] and URL goes in ()
              [text](URL)
              My favorite search engine is [Duck Duck Go](https://duckduckgo.com).
              

              Result: Duck Duck Go (opens new window).

              • Text in [] and URL goes in (), text in this case can't have blank space.
              [cmder](https://pquan.info/cmder-thay-the-hieu-qua-cho-command-promp-tren-windows)
              

              Result: cmder (opens new window)

              • Reference-style Links: are a special kind of link that make URLs easier to display and read in Markdown, keep the text easy to read.
              In a hole in the ground there lived a hobbit. Not a nasty, dirty, wet hole, filled with the ends
              of worms and an oozy smell, nor yet a dry, bare, sandy hole with nothing in it to sit down on or to eat: it was a [hobbit-hole][1], and that means comfort.
              [1]: <https://en.wikipedia.org/wiki/Hobbit#Lifestyle> "Hobbit lifestyles" (ref link)
              

              the rendered output:

              In a hole in the ground there lived a hobbit. Not a nasty, dirty, wet hole, filled with the ends of worms and an oozy smell, nor yet a dry, bare, sandy hole with nothing in it to sit down on or to eat: it was a [hobbit-hole][1], and that means comfort. [1]:https://en.wikipedia.org/wiki/Hobbit#Lifestyle (opens new window) "Hobbit lifestyles"

              (ref link doesn't work?)

              Align Image in Markdown (opens new window)

              # Math and Formula

              https://imronuke.wordpress.com/2012/02/17/how-to-convert-equation-in-mathtype-to-latex/ (opens new window)

              https://tex.stackexchange.com/questions/233963/convert-mathtype-and-ms-word-equations-equations-to-latex (opens new window)

              https://github.com/maginapp/vuepress-plugin-katex (opens new window)

              plugins: {
                      '@maginapp/katex': {
                        delimiters: 'dollars'
                      }
                  },
              
              
              $\Gamma(n) = (n-1)!\quad\forall n\in\mathbb N$
              
              Euler's identity $e^{i\pi}+1=0$ is a beautiful formula in $\mathbb{R}^2$.
              
              Supposing that $y >= 0$ and that $[\log x]$ represents the integer part of $\log x$, let:
              
              $$\Phi (y) = \frac {1} {2 \pi i} \int_{2 - i \infty}^{2 + i \infty} \frac {y^{\omega} \mathrm{d} \omega} {\omega \left(1 + \frac {\omega} {(\log x)^{1.1}}\right)^{[ \log x ] + 1}}, x > 1$$
              
              Obviously, when $0 <= y <= 1$, there is $\Phi(y) = 0$. For all $y >= 0$, $\Phi(y)$ is a non-decreasing function.
              
              When $\log x>=10^4$ and $y>= e^{2{(\log x)}^{-0.1}}$, thus:
              
              $$1 - x^{- 0.1} <= \Phi (y) <= 1$$
              
              $$\Phi (y) = \frac {1} {2 \pi i}$$
              
              \(Gamma(n) = (n-1)!\quad\forall n\in\mathbb N\)
              
              Euler's identity \(e^{i\pi}+1=0\) is a beautiful formula in \(\mathbb{R}^2\).
              
              Supposing that \(y >= 0\) and that \([\log x]\) represents the integer part of $\log x\), let:
              
              \[\Phi (y) = \frac {1} {2 \pi i} \int_{2 - i \infty}^{2 + i \infty} \frac {y^{\omega} \mathrm{d} \omega} {\omega \left(1 + \frac {\omega} {(\log x)^{1.1}}\right)^{[ \log x ] + 1}}, x > 1\]
              
              Obviously, when \(0 <= y <= 1\), there is \(\Phi(y) = 0\). For all \(y >= 0\), \(\Phi(y)\) is a non-decreasing function.
              
              When \(\log x>=10^4\) and \(y>= e^{2{(\log x)}^{-0.1}}\), thus:
              
              \[1 - x^{- 0.1} <= \Phi (y) <= 1\]
              
              

              $\Gamma(n) = (n-1)!\quad\forall n\in\mathbb N$

              Euler's identity $e^{i\pi}+1=0$ is a beautiful formula in $\mathbb{R}^2$.

              Supposing that $y >= 0$ and that $[\log x]$ represents the integer part of $\log x$, let:

              $$\Phi (y) = \frac {1} {2 \pi i} \int_{2 - i \infty}^{2 + i \infty} \frac {y^{\omega} \mathrm{d} \omega} {\omega \left(1 + \frac {\omega} {(\log x)^{1.1}}\right)^{[ \log x ] + 1}}, x > 1$$

              Obviously, when $0 <= y <= 1$, there is $\Phi(y) = 0$. For all $y >= 0$, $\Phi(y)$ is a non-decreasing function.

              When $\log x>=10^4$ and $y>= e^{2{(\log x)}^{-0.1}}$, thus:

              $$1 - x^{- 0.1} <= \Phi (y) <= 1$$

              Supported Functions: https://katex.org (opens new window)

              Note: There is problem with bracket { } when convert MathType form MS Word to LaTeX 2.09. If too many { } brackets than necessary, npm run build will fail with errors. Since KaTeX seems to require less { } in formula. Solution is that manually deleting redundant { } brackets after conversion will work, but if there are so many math formula in document then it'll become a boring chore. => need a more refined answer to this hurdle (some tool maybe, or a fine LaTeX/MathJax plugin).

              As for now, since I has some problem with KaTeX plugin (can't make it work anymore), switch back to MathJax: => It also allows quickly copy converted MathType formula to .md file without editing { }.

              https://vuepress-community.netlify.app/en/plugins/mathjax/ (opens new window)

              plugins: [
              [
                'vuepress-plugin-mathjax',
                {
                  target: 'svg',
                  macros: {
                    '*': '\\times',
                  },
                },
              ], ['aplayer']],
              }
              

              # Photoshop and Krita

              I'm using Krita (opens new window) as a light weight Image Editor, portable-app ready. I'm still using Photoshop but if my machine I'm working on doesn't have it installed, then I should just grab a portable Krita for a quick edit.

              BTW, if you are a Photoshop user (like me) and you're looking for Eraser, then check the doc (opens new window).

              # SSH

              As SSH is built in with Cmder (opens new window), you may use it anytime by typing: ssh @ip [-p port]

              Here is an example: ssh user@10.0.0.8 -p8888

              ssh user@10.0.0.8 -p8888
              

              # Youtube

              Under Tides BGM (opens new window)

              # Unsorted lists:

              Down here is my unsorted lists for anything catching my eyes: (will be sorted into proper categories eventually)

              Thank Suisei Archive Guide (opens new window) for bringing me the joyful adventure of Vue.Js and VuePress -> I have started creating this blog not so long after I visited that site and love it. ❤️ Although I'm not even interested in Hololive (opens new window) 😂

              https://www.bookstack.cn/read/vuepress2-en/41c7610565ee1a40.md

              https://www.reddit.com/r/vuejs/comments/qge221/what_backend_to_use_for_vue/

              https://dev.to/frontendfoxes/build-a-beautiful-website-with-vuepress-and-tailwindcss--3a03

              https://github.com/HEIGE-PCloud/DoIt (opens new window)

              https://aozaki.cc

              Python Tutorial: Web Scraping with Requests-HTML: https://www.youtube.com/watch?v=a6fIbtFB46g

              Python Tutorial: Web Scraping with BeautifulSoup and Requests: https://www.youtube.com/watch?v=ng2o98k983k

              Vue JS Crash Course 2021 https://www.youtube.com/watch?v=qZXt1Aom3Cs

              https://code.visualstudio.com/docs/python/tutorial-django

              🎶 monster-siren.hypergryph.com/music (opens new window) 🎶

              https://mrfz.fandom.com/wiki/Requiem#Romanized (opens new window) 🎵

              Bridge Technology Series: Improving Inspection Access at Segmental Bridge Abutments (opens new window)

              https://www.udemy.com/course/practical-regex/ (opens new window)

              https://web.archive.org/save (opens new window) => save an archive of webpage, just in case it's 404 in the future.

              https://www.researchgate.net/figure/Hognestad-Parabola-30_fig10_40540797

              https://gofile.io/welcome (opens new window)

              Zalgo Text (opens new window)

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