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browser sessionStorage. share between tabs?
I have some values in my site which I want to clear when the browser is closed. I chose sessionStorage to store those values. When tab is closed they are indeed cleared, and kept if the user presses f5; But if the user opens some link in a different tab these values are unavailable.
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CORS - What is the motivation behind introducing preflight requests?
...uming the server implemented CORS, it would most likely be accepting cross site request forgeries. Even though the response wouldn't be readable by javascript, the server may have already taken some undesirable action like delete an account or make a bank transfer.
– Alexander...
Painless way to install a new version of R?
...If you want to automate this further, you can specify this in the Rprofile.site file, which you find in the /etc/ directory of your R build. Then it will load automatically every time R loads, and you don't have to worry about that any more. You can just install and load packages from the specified ...
How to get the response of XMLHttpRequest?
...uest to load the content of a remote URL and have the HTML of the accessed site stored in a JS variable.
4 Answers
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Is there an equivalent to background-size: cover and contain for image elements?
I have a site with many pages and different background pictures, and I display them from CSS like:
14 Answers
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How to check for a valid URL in Java?
...rlValidator = new UrlValidator();
urlValidator.isValid("http://my favorite site!");
There are several properties that you can set to control how this class behaves, by default http, https, and ftp are accepted.
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How to get english language word database? [closed]
... @james.garriss I'm afraid, the whole extensions.openoffice.org site seems to be down.
– mloskot
Jul 21 '15 at 11:03
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How to request Administrator access inside a batch file
...pport command line arguments and a 64 bit OS.
Thank you Eneerge @ https://sites.google.com/site/eneerge/scripts/batchgotadmin
@echo off
:: BatchGotAdmin
:-------------------------------------
REM --> Check for permissions
IF "%PROCESSOR_ARCHITECTURE%" EQU "amd64" (
>nul 2>&1 "%S...
Make a program run slowly
...Is it a race condition, or does the code just perform poorly at a customer site?
Edit: You can also use signals like STOP and CONT to start and stop your program. A debugger can also do this. The issue is that the code runs a full speed and then gets stopped. Most solutions with the Linux sched...
HTML tag want to add both href and onclick working
...already have what you need, with a minor syntax change:
<a href="www.mysite.com" onclick="return theFunction();">Item</a>
<script type="text/javascript">
function theFunction () {
// return true or false, depending on whether you want to allow the `href` property to f...