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HTML5 Local storage vs. Session storage
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i tested this on Chrome v41.x and it seems that the above statement about https is not true: localStorage retains its stored data.
– CCC
Apr 10 '15 at 19:02
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jQuery selector regular expressions
...nswer and is susceptible to link rot. Additionally, I found two bugs while testing the code - it will drop commas from regular expressions containing them (solved by replacing matchParams.join('') with matchParams.join(',')), and any pattern that matches 'undefined' or 'null' will match undefined an...
How can I generate random alphanumeric strings?
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@Alex: I've run a few quick tests and it seems to scale pretty much linearly when generating longer strings (so long as there's actually enough memory available). Having said that, Dan Rigby's answer was almost twice as fast as this one in every test.
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Textarea onchange detection
... to do this, but your probably shouldn't be using addEventListener as your test for browser-support. +1 in any case.
– Ben D
May 16 '13 at 21:41
1
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What's the best strategy for unit-testing database-driven applications?
... layer separate from the business and presentation logic. This makes unit-testing the business logic fairly straightforward; things can be implemented in discrete modules and any data needed for the test can be faked through object mocking.
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How do I get the function name inside a function in PHP?
...way is to use the __FUNCTION__ predefined magic constant.
Example:
class Test {
function MethodA(){
echo __FUNCTION__;
}
}
Result: MethodA.
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?
...mpress-Archive
Expand-Archive
E.g.:
Create result.zip from the entire Test folder:
Compress-Archive -Path C:\Test -DestinationPath C:\result
Extract the content of result.zip in the specified Test folder:
Expand-Archive -Path result.zip -DestinationPath C:\Test
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How to check if a string is a valid JSON string in JavaScript without using Try/Catch
...a regexp that check for a valid JSON, something like:
if (/^[\],:{}\s]*$/.test(text.replace(/\\["\\\/bfnrtu]/g, '@').
replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').
replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
//the json is ok
}else{
//the json is not ok
}
ED...
Everyauth vs Passport.js?
...mber of benefits, including smaller overall code size and well defined and testable interfaces.
For a basic illustration, compare the difference between running $ npm install passport and $ npm install everyauth. Passport lets you craft your application using only the dependencies you actually nee...
Getting GDB to save a list of breakpoints
... it is necessary to restart GDB after building up a set of breakpoints for testing.
11 Answers
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