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JavaScript blob filename without link
...t photo from an url as "cat.jpg":
HTML:
<button onclick="downloadUrl('https://i.imgur.com/AD3MbBi.jpg', 'cat.jpg')">Download</button>
JavaScript:
function downloadUrl(url, filename) {
let xhr = new XMLHttpRequest();
xhr.open("GET", url, true);
xhr.responseType = "blob";
xhr....
Comparing two files in linux terminal
.../var/log/secure scp://192.168.1.25/var/log/secure
Extracted from: http://www.sysadmit.com/2016/05/linux-diferencias-entre-dos-archivos.html
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CSS3 gradient background set on body doesn't stretch but instead repeats?
...ut not a complete one. Here is what I do:
Create a gradient here: http://www.colorzilla.com/gradient-editor/
Set gradient on HTML instead of BODY.
Fix the background on HTML with "background-attachment: fixed;"
Turn off the top and bottom margins on BODY
(optional) I usually create a <DIV id='c...
Drawing a line/path on Google Maps
....1), new LatLng(40.7, -74.0))
.width(5)
.color(Color.RED));
from https://developers.google.com/maps/documentation/android/reference/com/google/android/gms/maps/model/Polyline
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Have the same README both in Markdown and reStructuredText
...ut the same way when rendered as markdown or rendered as reStructuredText: https://gist.github.com/dupuy/1855764 ☺
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Rank function in MySQL
...Starting with MySQL 8, you can finally use window functions also in MySQL:
https://dev.mysql.com/doc/refman/8.0/en/window-functions.html
Your query can be written exactly the same way:
SELECT RANK() OVER (PARTITION BY Gender ORDER BY Age) AS `Partition by Gender`,
FirstName,
Age,
Gender
F...
Redirecting Output from within Batch file
...verwriting the file
ECHO.
ECHO Written by Rob van der Woude
ECHO http://www.robvanderwoude.com
ECHO Modified by Kees Couprie
ECHO http://kees.couprie.org
ECHO and Andrew Cameron
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ImageUtil 扩展：图像工具扩展，提供图像处理和变换功能 · App Inventor 2 中文网
...
开源信息
源代码可在 GitHub 获取：
https://github.com/gordonlu310/ImageUtil
欢迎给项目点星支持！⭐
版权信息
原作者：Gordon Lu (gordonlu310)
原始网址：https://community.appinventor.mit.edu/t/f-os-imageutil-ad...
Optimal number of threads per core
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@TechnikEmpire Have a look at this intel.com/content/www/us/en/processors/core/… , maybe then you can contact intel and draw them threads too.
– g7k
Oct 12 '15 at 12:53
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Determine if Python is running inside virtualenv
...
According to the virtualenv pep at http://www.python.org/dev/peps/pep-0405/#specification you can just use sys.prefix instead os.environ['VIRTUAL_ENV'].
the sys.real_prefix does not exist in my virtualenv and same with sys.base_prefix.
...