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What is the optimal length for user password salt? [closed]
...erent output, which is a constant multiplicative factor and thus discarded from the big-O.
– Stephen Touset
Jul 6 '12 at 14:51
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Postgresql - change the size of a varchar column to lower length
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I was facing the same problem trying to truncate a VARCHAR from 32 to 8 and getting the ERROR: value too long for type character varying(8). I want to stay as close to SQL as possible because I'm using a self-made JPA-like structure that we might have to switch to different DBMS acco...
How to use php serialize() and unserialize()
...ows you to store one of these structs as a string. It can be de-serialised from its string representation with unserialize().
If you are familiar with json_encode() and json_decode() (and JSON in general), the concept is similar.
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What does iterator->second mean?
...alue is V is std::pair<const K, V> - the key is const to prevent you from interfering with the internal sorting of map values.
std::pair<> has two members named first and second (see here), with quite an intuitive meaning. Thus, given an iterator i to a certain map, the expression:
i-&...
How to format a phone number with jQuery
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How can I change this pattern to show number from left to right like ==> (021)88888888
– Mostafa
Oct 18 '19 at 20:17
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Download File Using Javascript/jQuery
... tested too
User never leaves the same page they initiated a file download from. This feature is becoming crucial for modern web applications
successCallback and failCallback functions allow for you to be explicit about what the user sees in either situation
In conjunction with jQuery UI a developer...
How to print HTML content on click of a button, but not the page? [duplicate]
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This is interesting but when I tried it from an Angular component I didn't get the CSS applied to the new window. Also, the images don't have time to load between the write call and the print call so they don't appear until after the print dialog is done.
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String.equals versus == [duplicate]
...t others don't know that.
Is it the same Jorman?
When you ask neighbours from either Madison or Burke streets, this is the only thing they can say:
Using the residence alone, it's tough to confirm that it's the same Jorman. Since they're 2 different addresses, it's just natural to assume that t...
Node.js setting up environment specific configs to be used with everyauth
...n mode :
$ NODE_ENV=production node app.js
In detail
This solution is from : http://himanshu.gilani.info/blog/2012/09/26/bootstraping-a-node-dot-js-app-for-dev-slash-prod-environment/, check it out for more detail.
shar...
Why do we have map, fmap and liftM?
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And, from my perspective as someone who first encountered Haskell more than a decade after the change @augustss describes was made, and has spent a lot of time helping people who are learning the language now, it's not at all clea...