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Rails: Using greater than/less than with a where statement
...the number extracted into a well named constant this may be the easiest to read and understand at a glance.
Inverted logic
We can use the fact that x > y == !(x <= y) and use the where not chain.
User.where.not(id: -Float::INFINITY..200)
which generates the SQL
SELECT `users`.* FROM `use...
Operator Overloading with C# Extension Methods
...= sb;
sbw += "Hello World!";
}
Or, to use it inline where you're already using a StringBuilder, you can simply do this:
StringBuilder sb = new StringBuilder();
StringBuilderWrapper sbw = sb;
sbw += "Hello World!";
Console.WriteLine(sb.ToString());
I created a post about using a simila...
Remove element by id
...ion doesn't work for IE 7 and below. For more info about extending the DOM read this article.
EDIT: Reviewing my answer in 2019, node.remove() has come to the rescue and can be used as follows (without the polyfill above):
document.getElementById("my-element").remove();
or
[...document.getEleme...
Node.js create folder or use existing
I already have read the documentation of Node.js and, unless if I missed something, it does not tell what the parameters contain in certain operations, in particular fs.mkdir() . As you can see in the documentation, it's not very much.
...
How can one pull the (private) data of one's own Android app?
...24 | python -c "import zlib,sys;sys.stdout.write(zlib.decompress(sys.stdin.read()))" | tar -xvf - (from above source)
– OJFord
Feb 25 '14 at 19:36
6
...
What is the difference between client-side and server-side programming?
... JavaScript.
So when you make a HTTP request on server, the server first reads the PHP file carefully to see if there are any tasks that need to be executed, and sends a response to the client side. Again, as @deceze said, *Once PHP has finished outputting the response, the script ends and nothing...
How to catch curl errors in PHP
..._WRITE_ERROR',
[25] => 'CURLE_UPLOAD_FAILED',
[26] => 'CURLE_READ_ERROR',
[27] => 'CURLE_OUT_OF_MEMORY',
[28] => 'CURLE_OPERATION_TIMEDOUT',
[30] => 'CURLE_FTP_PORT_FAILED',
[31] => 'CURLE_FTP_COULDNT_USE_REST',
[33] => 'CURLE_RANGE_ERROR',
[34] =...
list.clear() vs list = new ArrayList(); [duplicate]
...il the old ArrayList is garbage-collected.
– Matthew Read
Apr 11 '15 at 17:52
@RMT : Answer sounds unarguable.
...
How to output a multiline string in Bash?
...
+1 Thx. I've ended up using read -d '' help <<- EOF ... to read the multiline string into a variable and then echoed the result.
– helpermethod
Jun 10 '12 at 21:11
...
Uppercase Booleans vs. Lowercase in PHP
When I was learning PHP, I read somewhere that you should always use the upper case versions of booleans, TRUE and FALSE , because the "normal" lowercase versions, true and false , weren't "safe" to use.
...