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How can I get the sha1 hash of a string in node.js?
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See the crypto.createHash() function and the associated hash.update() and hash.digest() functions:
var crypto = require('crypto')
var shasum = crypto.createHash('sha1')
shasum.update('foo')
shasum.digest('hex') // => "0beec7b5ea3f0fdbc95d0dd47f3c5bc275da8a33...
Android: What is better - multiple activities or switching views manually?
I have developed some apps for Android, and this questions stays always:
7 Answers
7
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Dispelling the UIImage imageNamed: FUD
...Feb 2014: Note that this question dates from iOS 2.0! Image requirements and handling have moved on a lot since then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images, you should certainly use ImageNamed in your code .
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What is the difference between Int and Integer?
In Haskell, what is the difference between an Int and an Integer ? Where is the answer documented?
6 Answers
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Why doesn't RecyclerView have onItemClickListener()?
I was exploring RecyclerView and I was surprised to see that RecyclerView does not have onItemClickListener() .
32 Ans...
mongoDB/mongoose: unique if not null
...e sparse if you just add a sparse : true to your schema. You have to drop and re-add the index. Dunno if that's expected or a bug.
– Adam A
Jun 5 '12 at 22:34
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How to move columns in a MySQL table?
...the structure view of a table.
Check to select the column you want to move and click the change action at the bottom of the column list.
You can then change all of the column properties and you'll find the 'move column' function at the far right of the screen.
Of course this is all just building th...
What is the purpose of backbone.js?
I tried to understand the utility of backbone.js from its site http://documentcloud.github.com/backbone , but I still couldn't figure out much.
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Join a list of strings in python and wrap each string in quotation marks
...it is not better, it is very slightly faster. My solution is more pythonic and readable
– jamylak
Oct 15 '16 at 1:14
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Original purpose of ? [closed]
...lude such a description):
type=hidden
These fields should not be rendered and provide a means for servers to store state information with a form. This will be passed back to the server when the form is submitted, using the name/value pair defined by the corresponding attributes. This is a work arou...