Chenyu's Script2020-12-16T09:14:26.907Zhttps://chenyuzuoo.github.io/ChenyuHexoSave SVG in JShttps://chenyuzuoo.github.io/posts/21788/2020-12-16T09:11:47.000Z2020-12-16T09:14:26.907Z
<p>To save a SVG when it is rendered in the page, you can write this in the console:</p>
<figure class="highlight js"><table><tr><td
How to Draw a Horizon Chart with Rhttps://chenyuzuoo.github.io/posts/7349/2020-12-02T17:44:31.000Z2020-12-02T18:13:56.346Z
<p>Commonly, line chart is used to show the temporal change of a variable. But, if the value has a large range, it could take a large space
CORS Errorhttps://chenyuzuoo.github.io/posts/4537/2020-11-26T17:28:26.000Z2020-12-02T17:37:22.413Z
<p>To ensure the cyber security, JavaScript does not allow a webpage to load extra dataset from another website by default. If you add the
Postgis Error on st_withinhttps://chenyuzuoo.github.io/posts/37160/2020-10-20T18:21:44.000Z2020-10-20T18:33:16.554Z
<p><code>SRID</code> is a spatial reference identifier. The <code>SRID</code> of WGS84 is 4326. In Postgis, the spatial query is based on
Show Changes in Latexhttps://chenyuzuoo.github.io/posts/33608/2020-09-25T13:04:58.000Z2020-09-25T13:11:25.547Z
<p>It is not necessary to manually mark each change of the latex file. One can edit directly in the tex file, using <code>latexdiff</code>
Latex Footnote in Figure Captionhttps://chenyuzuoo.github.io/posts/25922/2019-05-27T12:09:36.000Z2020-09-25T13:06:02.483Z
<p>To add a footnote in a figure caption:</p>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span
Convert Two-dimensional Table to One-dimensional Tablehttps://chenyuzuoo.github.io/posts/23844/2019-01-16T10:11:18.000Z2019-01-16T10:28:37.317Z
<p>The test data is 2D data:</p>
<p><img src="/images/2Dtable.png" alt="Test data"></p>
<p>To convert two-dimensional table to
Load External Geojson to Leaflethttps://chenyuzuoo.github.io/posts/35618/2018-12-17T16:54:15.000Z2018-12-18T09:27:56.299Z
<p>Geojson benefits the geo-data visualzing. Here we introduce two methods of loading external <code>geojson</code> to <code>Leaflet</code>.
Install Geopandashttps://chenyuzuoo.github.io/posts/18707/2018-11-27T15:10:45.000Z2018-11-27T15:55:44.239Z
<p><code>GeoPandas</code> provides extension to <code>pandas</code>. It makes geo-data processing and geo-visualization much easier.
Multiple Linear Regression in Rhttps://chenyuzuoo.github.io/posts/31988/2018-11-02T19:59:02.000Z2018-11-05T20:23:04.153Z
<h3 id="Math-model"><a href="#Math-model" class="headerlink" title="Math model"></a>Math model</h3><figure class="highlight
Spatial polygon area calculation by another polygon layerhttps://chenyuzuoo.github.io/posts/30557/2018-11-01T19:28:03.000Z2018-11-05T19:57:48.345Z
<h3 id="Topic-description"><a href="#Topic-description" class="headerlink" title="Topic description"></a>Topic description</h3><p>I have
How to Draw Interactive Steamgraph in Rhttps://chenyuzuoo.github.io/posts/17204/2018-10-25T09:40:53.000Z2018-10-25T10:23:08.822Z
<p>Streamgraph is a type of stacked area graph which is displaced around a central axis, resulting in a flowing, organic shape.
Extract Column from Tableshttps://chenyuzuoo.github.io/posts/39979/2018-10-19T14:39:29.000Z2018-10-19T15:17:04.571Z
<h3 id="Problem-description"><a href="#Problem-description" class="headerlink" title="Problem description"></a>Problem description</h3><p>I
Leaflet Overlay OnEachFeaturehttps://chenyuzuoo.github.io/posts/38366/2018-07-12T15:25:10.000Z2018-07-23T14:08:22.894Z
<p>When you are displaying <code>geojson</code> with <code>leaflet</code> overlays, <code>onEachFeature</code> is a function will be
Control Leadlet Overlayshttps://chenyuzuoo.github.io/posts/27622/2018-07-08T13:33:19.000Z2018-07-09T13:27:46.497Z
<p>Adding several lays to leaflet and display the basic information of the layers on the map is very useful. <code>Leaflet</code> provaided
ArcGIS_admin Python Module is Onlinehttps://chenyuzuoo.github.io/posts/14057/2018-07-02T07:47:04.000Z2018-07-02T08:22:04.716Z
<p>When I was working in Esri Deutshcland in November and December 2017 as a working student, my job is scripting for ArcGIS Pro User
Shapefile Import Failedhttps://chenyuzuoo.github.io/posts/4483/2018-06-22T10:04:12.000Z2018-06-22T10:09:48.272Z
<p>Using <code>PostGIS Shapefile Import/Export Manager</code> to import <code>shapefile</code> into database, but it failed.</p>
<figure
Drop All Tables in PostgreSQLhttps://chenyuzuoo.github.io/posts/35459/2018-06-22T09:49:30.000Z2018-06-22T09:52:47.917Z
<p>Drop all tables in a database, but keep the database.</p>
<figure class="highlight sql"><table><tr><td class="gutter"><pre><span
An Investigation of Visual Analytics Mapshttps://chenyuzuoo.github.io/posts/3493/2018-06-06T12:42:05.000Z2018-06-18T07:37:59.447Z
<p>This is an investigation related to econimic geography visual analytics.</p>
A Detailed Introduction of Webmapping with WMS and Leaflethttps://chenyuzuoo.github.io/posts/8757/2018-06-04T13:29:53.000Z2018-06-05T13:06:43.898Z
<h3 id="Leaflet-and-WMS"><a href="#Leaflet-and-WMS" class="headerlink" title="Leaflet and WMS"></a>Leaflet and WMS</h3><p><code>Web Map