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What causes a TCP/IP reset (RST) flag to be sent?
...ping every 10 minutes (exactly, within 1-2 seconds). I ran Wireshark and discovered that after 10 minutes of inactivity the other end is sending a packet with the reset (RST) flag set. A google search tells me "the RESET flag signifies that the receiver has become confused and so wants to abort the...
How to add local jar files to a Maven project?
...c:\kaptcha-2.3.jar
<group-id>: the group that the file should be registered under e.g → com.google.code
<artifact-id>: the artifact name for the file e.g → kaptcha
<version>: the version of the file e.g → 2.3
<packaging>: the packaging of the file e.g. → jar
Refe...
MySQL vs MongoDB 1000 reads
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MongoDB is not magically faster. If you store the same data, organised in basically the same fashion, and access it exactly the same way, then you really shouldn't expect your results to be wildly different. After all, MySQL and Mong...
RESTful Alternatives to DELETE Request Body
...te some recommendations not to use the message body for DELETE requests, this approach may be appropriate in certain use cases. This is the approach we ended up using after evaluating the other options mentioned in the question/answers, and after collaborating with consumers of the service.
While t...
How to search by key=>value in a multidimensional array in PHP
Is there any fast way to get all subarrays where a key value pair was found in a multidimensional array? I can't say how deep the array will be.
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REST API Login Pattern
...f client-server interaction:
All REST interactions are stateless. That is, each request contains
all of the information necessary for a connector to understand the
request, independent of any requests that may have preceded it.
This restriction accomplishes four functions, 1st and 3rd are...
How to elegantly deal with timezones
I have a website that is hosted in a different timezone than the users using the application. In addition to this, users can have a specific timezone. I was wondering how other SO users and applications approach this? The most obvious part is that inside the DB, date/times are stored in UTC. When on...
Prevent form submission on Enter key press
...boxes, one select drop down and one radio button . When the enter key is pressed, I want to call my JavaScript function, but when I press it, the form is submitted.
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ValidateAntiForgeryToken purpose, explanation and example
...pport writes a unique value to an HTTP-only cookie and then the same value is written to the form. When the page is submitted, an error is raised if the cookie value doesn't match the form value.
It's important to note that the feature prevents cross site request forgeries. That is, a form from ano...
Subtract days from a date in JavaScript
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Try something like this:
var d = new Date();
d.setDate(d.getDate()-5);
Note that this modifies the date object and returns the time value of the updated date.
var d = new Date();
document.write('Today is: ' + d.toLocaleString());
...