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If REST applications are supposed to be stateless, how do you manage sessions?
...t happens in complete isolation. When the client makes an HTTP request, it includes all the information necessary for the server to fulfill that request. The server never relies on information from previous requests. If that information was important, the client would have to send it again in subseq...
Creating an official github mirror
...ckup with moderate success to, if not mirror, at least make a full backup (including issues and other metadata) of a Github user or organization. To quote the README file:
Each time you run github-backup, it will find any new forks on GitHub. It will add remotes to your repository for the forks,...
Right query to get the current number of connections in a PostgreSQL DB
...ons is the result of this query - 1 since the psql connection made is also included as a connection
– neonidian
Dec 13 '19 at 8:05
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JSON.stringify without quotes on properties?
...). This will give you all that you want. follow this link for more options including depth of the application of method. http://nodejs.org/api/util.html#util_util_inspect_object_options
So, what you are looking for is basically an object inspector not a JSON converter. JSON format specifies that al...
How do I know the script file name in a Bash script?
...Not working in case the script is invoked from another folder. The path is included in the ${0##*/}. Tested using GitBash.
– AlikElzin-kilaka
Jul 30 '15 at 6:30
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How to get the browser viewport dimensions?
...ow.innerHeight
gets CSS viewport @media (width) and @media (height) which include scrollbars
initial-scale and zoom variations may cause mobile values to wrongly scale down to what PPK calls the visual viewport and be smaller than the @media values
zoom may cause values to be 1px off due to native ...
How do you convert a byte array to a hexadecimal string, and vice versa?
...Testing Code
Feel free to play with the testing code I used. A version is included here but feel free to clone the repo and add your own methods. Please submit a pull request if you find anything interesting or want to help improve the testing framework it uses.
Add the new static method (Func<...
Detecting iOS / Android Operating system
...ent) ) {
// run your code here
}
If you wanna detect all mobile devices including blackberry and Windows phone then you can use this comprehensive version:
var deviceIsMobile = false; //At the beginning we set this flag as false. If we can detect the device is a mobile device in the next line, t...
How to efficiently count the number of keys/properties of an object in JavaScript?
...bject.keys(obj).length
Browser compatibility
Object.keys documentation (includes a method you can add to non-ES5 browsers)
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Ant task to run an Ant target only if a file exists?
...resourcecount when="greater" count="0">
<fileset dir="." includes="DB_*/**/*.sql"/>
</resourcecount>
</condition>
</target>
Here is a "conditional" target that only runs if files exist:
<target name="do_stuff" depends="check_for_sql_files" if=...