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Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req
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WARNING: Using Access-Control-Allow-Origin: * can make your API/website vulnerable to cross-site request forgery (CSRF) attacks. Make certain you understand the risks before using this code.
It's very simple to solve if you are using PHP. Just add the following script in the beginning of y...
What is “X-Content-Type-Options=nosniff”?
... You must mention that is for servers hosting untrusted content. For websites that don't display content from user uploads, you don't need to set this.
– machineaddict
Jul 15 '14 at 9:43
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How to add an Access-Control-Allow-Origin header
I am designing a website (e.g. mywebsite.com) and this site loads font-face fonts from another site (say anothersite.com). I was having problems with the font face font loading in Firefox and I read on this blog :
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Which is the preferred way to concatenate a string in Python?
... to a string, then to a list:
a += b:
0.10780501365661621
a.append(b):
0.1123361587524414
OK, turns out that even when the resulting string is a million characters long, appending was still faster.
Now let's try with appending a thousand character long string a hundred thousand times:
a += b:
0...
Is there a JavaScript / jQuery DOM change listener?
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Many sites use AJAX/XHR/fetch to add, show, modify content dynamically and window.history API instead of in-site navigation so current URL is changed programmatically. Such sites are called SPA, short for Single Page Application.
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Two forward slashes in a url/src/href attribute [duplicate]
... https enabled.
When hard-coded resources (i.e. promotional banners in the site's header) are referenced by non protocol relative URLs (i.e. http://example.com/banner.jpg), customers reaching the https enabled checkout will be greeted with a rather unfriendly
"there are insecure elements on this pa...
nginx error “conflicting server name” ignored [closed]
...ning a Linux, and you're using gEdit to edit your files. In the /etc/nginx/sites-enabled, it may have left a temp file e.g. default~ (watch the ~).
Depending on your editor, the file could be named .save or something like it. Just run $ ls -lah to see which files are unintended to be there and rem...
Visual Studio 2013 Missing Convert To Web Application
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This is not what I see - when I select a web site project in vs2013 the "project" menu switches to a "website" menu, which has no such option. I did find, however, that there is a mapping for it in the keyboard options, so it is still there somewhere! I mapped it to a k...
python添加模块的搜索路径 - 更多技术 - 清泛网 - 专注IT技能提升
...me/simon/Library:$PYTHONPATH
3、增加 .path 文件（推荐）
找到site-packages文件的路径
$ python
import site; site.getsitepackages()
['/usr/local/lib/python2.7/dist-packages', '/usr/lib/python2.7/dist-packages']
在site-packages添加一个路径文件，如cafffepath.pth，必...
python添加模块的搜索路径 - 更多技术 - 清泛网 - 专注IT技能提升
...me/simon/Library:$PYTHONPATH
3、增加 .path 文件（推荐）
找到site-packages文件的路径
$ python
import site; site.getsitepackages()
['/usr/local/lib/python2.7/dist-packages', '/usr/lib/python2.7/dist-packages']
在site-packages添加一个路径文件，如cafffepath.pth，必...