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pdf预览功能研究形成文档：[url]https://puravidaapps.com/snippets.php#2p...
pdf预览功能研究形成文档：https://puravidaapps.com/snippets.php#2pdfpdf完成，但这个文档里面还有很多东西，需要整理。
天气API：[url]https://devapi.qweather.com/v7/weather/3d?location=10101...
天气API：https://devapi.qweather.com/v7/w ... 400b695bdf067ce148d
[url]https://www.digitalocean.com/community/tutorials/how-to-style-a-t...
https://www.digitalocean.com/com ... le-a-table-with-css
表格样式借鉴到主页。
How to change Vagrant 'default' machine name?
...nfigure('2') do |config|
config.vm.box = "precise64"
config.vm.box_url = "http://files.vagrantup.com/precise64.box"
end
VirtualBox GUI Name: "nametest_default_1386347922"
Comments: The name defaults to the format DIRECTORY_default_TIMESTAMP.
Define VM
Vagrant.configure('2') do |config|...
How do I make background-size work in IE?
...appiness is:
<style>
.backgroundpic {
background-image: url('img/home.jpg');
background-size: cover;
filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(
src='img/home.jpg',
sizingMethod='scale');
}
</style>
It's been so long sinc...
X-Frame-Options Allow-From multiple domains
...ecurity-Policy header, which along many other policies can white-list what URLs are allowed to host your page in a frame, using the frame-ancestors directive.
frame-ancestors supports multiple domains and even wildcards, for example:
Content-Security-Policy: frame-ancestors 'self' example.com *.exa...
Is there a way to use PhantomJS in Python?
...ar page = require('webpage').create(),
system = require('system'),
url = system.args[1],
status_code;
page.onError = function (msg, trace) {
console.log(msg);
trace.forEach(function(item) {
console.log(' ', item.file, ':', item.line);
});
};
page.onResourceReceived...
How can I convert an image into Base64 string using JavaScript?
...s> for it:
Create a canvas, load your image into it and then use toDataURL() to get the Base64 representation (actually, it's a data: URL, but it contains the Base64-encoded image).
share
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impr...
How to overlay images
...suggested by this article, would be to do this:
<img style="background:url(thumbnail1.jpg)" src="magnifying_glass.png" />
share
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...
How to evaluate http response codes from bash/shell script?
...e feeling that I'm missing the obvious, but have not succeeded with man [curl|wget] or google ("http" makes such a bad search term). I'm looking for a quick&dirty fix to one of our webservers that frequently fails, returning status code 500 with an error message. Once this happens, it needs to be ...