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Sort an array in Java
...array has a length of 10. You need one variable (i) which takes the values from 0to 9.
for ( int i = 0 ; i < array.length ; i++ )
^ ^ ^
| | ------ increment ( i = i + 1 )
| |
| ...
Difference between array_push() and $array[] =
...will raise a warning if the first argument is not
an array. This differs from the $var[] behaviour where a new array is
created.
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Is it good practice to use the xor operator for boolean checks? [closed]
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I think you've answered your own question - if you get strange looks from people, it's probably safer to go with the more explicit option.
If you need to comment it, then you're probably better off replacing it with the more verbose version and not making people ask the question in the first ...
Rails and PostgreSQL: Role postgres does not exist
...Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
13 Answers
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Why check both isset() and !empty()
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I've no idea where I got that idea from. Plus one'd.
– karim79
Dec 30 '10 at 4:27
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How to install a private NPM module without my own registry?
...nt to upload to the central registry. The question is, how do I install it from other projects?
14 Answers
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PHP - Get bool to echo false when false
...y wanted to argue why (string)FALSE == "" is a good idea based on this bit from PHP's documentation: "A boolean TRUE value is converted to the string "1". Boolean FALSE is converted to "" (the empty string). This allows conversion back and forth between boolean and string values." but I tested it ou...
Git / Bower Errors: Exit Code # 128 & Failed connect
...s trying this. So no SSH to github :( I can say that I did run the command from the (git) project folder...if that makes any diff.
– demaniak
Oct 21 '14 at 16:03
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What is SaaS, PaaS and IaaS? With examples
... Hadoop is based on previous works by Google(GFS and MapReduce), it is not from Google. It is an Apache project. You can find more here. It is just a distributed computing platform and does not fall into any of these service models, IMHO.
Microsoft's Windows Azure is again an example of IaaS.
As f...
Checking if a folder exists using a .bat file [closed]
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from support.microsoft.com/kb/65994 "NUL always exists on a local MS-DOS FAT drive" - as in E:\NUL
– CAD bloke
Jan 12 '15 at 11:11
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