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What is the difference between localStorage, sessionStorage, session and cookies?
...ies can have a degree of protection applied from security risks like Cross-Site Scripting (XSS)/Script injection by setting an HTTP only flag which means modern (supporting) browsers will prevent access to the cookies and values from JavaScript (this will also prevent your own, legitimate, JavaScrip...
What does “The APR based Apache Tomcat Native library was not found” mean?
...apr/lib'
Install tomcat tomcat-native:
wget http://mirrors.ukfast.co.uk/sites/ftp.apache.org//tomcat/tomcat-connectors/native/1.1.29/source/tomcat-native-1.1.29-src.tar.gz
tar zxvf tomcat-native-1.1.29-src.tar.gz
rm tomcat-native-1.1.29-src.tar.gz
cd tomcat-native-1.1.29-src/jni/native
JAVA_HOME=...
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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How to generate a number of most distinctive colors in R?
...mpPalette(c("blue", "red"))( 4)
Look at the colorBrewer package (and website). If you want diverging colours, then select diverging on the site. For example,
library(colorBrewer)
brewer.pal(7, "BrBG")
The I want hue web site gives lots of nice palettes. Again, just select the palette that you...
.htaccess rewrite to redirect root URL to subdirectory
... Just recently I spent a lot of time debugging why this didn't work on a site in Ubuntu Apache 2.4.7. Rewrite debugging showed the rule being hit and generating an INTERNAL REDIRECT. Then it seemed to just park that and look for an index page. Turns out that if mod_dir is enabled AND there is an i...
How to get visitor's location (i.e. country) using geolocation? [duplicate]
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How do I get the user IP?
– sites
Apr 27 '13 at 21:40
@juanpastas you don't. you just ping a ...
How do I disable the security certificate check in Python requests
...t('https://wrong.host.badssl.com/', verify=False)
/usr/local/lib/python3.7/site-packages/urllib3/connectionpool.py:857: InsecureRequestWarning: Unverified HTTPS request is being made. Adding certificate verification is strongly advised. See: https://urllib3.readthedocs.io/en/latest/advanced-usage.ht...
Salting Your Password: Best Practices?
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Site-wide random salt is bad, since an attacker can precompute rainbow tables and grab your entire user database. If you don't understand this, please don't write login/security systems :) - you NEED per-user salts.
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How do I get the fragment identifier (value after hash #) from a URL?
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You may do it by using following code:
var url = "www.site.com/index.php#hello";
var hash = url.substring(url.indexOf('#')+1);
alert(hash);
SEE DEMO
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How to check if the user can go back in browser history or not
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A website shouldn't be able to know a user's history which could include indirect personal information. A site can use tracking/cookies to know what the user is doing on the site itself but they shouldn't, for example, be allowed ...