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Ant task to run an Ant target only if a file exists?
...a little more sense from a coding perspective (available with ant-contrib: http://ant-contrib.sourceforge.net/):
<target name="someTarget">
<if>
<available file="abc.txt"/>
<then>
...
</then>
<else>
...
...
How does “304 Not Modified” work exactly?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
List of standard lengths for database fields
...TF-8 will fit in four bytes – you are likely to
actually need 12.
https://www.w3.org/International/questions/qa-personal-names
For database fields, VARCHAR(255) is a safe default choice, unless you can actually come up with a good reason to use something else. For typical web applications...
Is it possible to use jQuery .on and hover?
...n () {
//stuff to do on mouseover
});
.hover() has it's own handler: http://api.jquery.com/hover/
If you want to do multiple things, chain them in the .on() handler like so:
$(".selector").on({
mouseenter: function () {
//stuff to do on mouse enter
},
mouseleave: functio...
How to check if an app is installed from a web-page on an iPhone?
... a specified page, like this:
setTimeout(function () { window.location = "https://itunes.apple.com/appdir"; }, 25);
window.location = "appname://";
If the second line of code gives a result then the first row is never executed.
Hope this helps!
Similar question:
iPhone browser: Checking if iP...
libevent对比libev的基准测试 - C/C++ - 清泛网 - 专注C/C++及内核技术
...个高性能事件循环，支持简单的 API、两 Google翻译自：http://libev.schmorp.de/bench.html
本文档简要描述了针对 libevent 和 libev 运行 libevent 基准程序的结果。
Libevent 概述
Libevent（于 2000-11-14 首次发布）是一个高性能事件循环，支持...
How to POST JSON Data With PHP cURL?
...url_setopt( $ch, CURLOPT_POSTFIELDS, $payload );
curl_setopt( $ch, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));
# Return response instead of printing.
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
# Send request.
$result = curl_exec($ch);
curl_close($ch);
# Print response.
echo "...
Modify SVG fill color when being served as Background-Image
....svg);
mask-image: url(icon.svg);
}
For more see this great article: https://codepen.io/noahblon/post/coloring-svgs-in-css-background-images
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Best way to parse command line arguments in C#? [closed]
...
I really like the Command Line Parser Library ( http://commandline.codeplex.com/ ). It has a very simple and elegant way of setting up parameters via attributes:
class Options
{
[Option("i", "input", Required = true, HelpText = "Input file to read.")]
public strin...
nginx: send all requests to a single html page
...tion cycle error in my logs.
The Nginx docs had some additional details:
http://nginx.org/en/docs/http/ngx_http_core_module.html#try_files
So I ended up using the following:
root /var/www/mysite;
location / {
try_files $uri /base.html;
}
location = /base.html {
expires 30s;
}
...