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What is the difference between a 'closure' and a 'lambda'?
...tion here. Instead of asking random programmers who learned about closures from practice with certain programming languages or other clueless programmers, take a journey to the source (where it all began). And since lambdas and closures come from Lambda Calculus invented by Alonzo Church back in the...
How can I read command line parameters from an R script?
...ample:
spec <- matrix(c(
'in' , 'i', 1, "character", "file from fastq-stats -x (required)",
'gc' , 'g', 1, "character", "input gc content file (optional)",
'out' , 'o', 1, "character", "output filename (optional)",
'help' , 'h', 0, "logical", "this ...
libpng warning: iCCP: known incorrect sRGB profile
...ions. You can ignore the warning. To get rid of it, remove the iCCP chunk from the PNG image.
Some applications treat warnings as errors; if you are using such an application you do have to remove the chunk. You can do that with any of a variety of PNG editors such as ImageMagick's
convert in.pn...
Session variables in ASP.NET MVC
...ject that I created. The problem is that I need this object to be accessed from any part of the website and I don't really know the best way to accomplish this. I know that one solution is to use session variables but I don't know how to use them in asp .net MVC. And where would I declare a session ...
An error occurred while validating. HRESULT = '8000000A'
... deployment, but not for automatic) and removing the source control coding from the projects, which hasn't helped me.
18 A...
Delete all files in directory (but not directory) - one liner solution
...
Nice one, also to prevent people from having to look this up; here's the import: import org.apache.commons.io.FileUtils;
– Paul Gregoire
Jul 3 '13 at 16:00
...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...version; You should even be able to copy & paste your views as a whole from your existing interface to the .xib file.
To test this out I created a new empty .xib named "MyCustomTimerView.xib". Then I added a view, and to that added a label and two buttons. Like So:
I created a new objective-...
How to push to a non-bare Git repository?
...ository. Sometimes I'm not online, so I have a separate repository (cloned from my remote) on my laptop.
5 Answers
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Indent starting from the second line of a paragraph with CSS
How can I indent starting from the second line of a paragraph?
6 Answers
6
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The necessity of hiding the salt for a hash
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The answer here is to ask yourself what you're really trying to protect from? If someone has access to your database, then they have access to the encrypted salts, and they probably have access to your code as well. With all that could they decrypt the encrypted salts? If so then the encryptio...