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How to declare a global variable in JavaScript?
...les in production code (which should be avoided) always declare them explicitly:
window.globalVar = "This is global!";
While it is possible to define a global variable by just omitting var (assuming there is no local variable of the same name), doing so generates an implicit global, which is a ba...
How can I have ruby logger log output to stdout as well as file?
Someting like a tee functionality in logger.
20 Answers
20
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How do I resolve “Cannot find module” error using Node.js?
After pulling down a module from GitHub and following the instructions to build it, I try pulling it into an existing project using:
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How do you get the rendered height of an element?
...
It should just be
$('#someDiv').height();
with jQuery. This retrieves the height of the first item in the wrapped set as a number.
Trying to use
.style.height
only works if you have set the property in the first place...
How to delete last character in a string in C#?
...
build it with string.Join instead:
var parameters = sl.SelProds.Select(x=>"productID="+x.prodID).ToArray();
paramstr = string.Join("&", parameters);
string.Join takes a seperator ("&") and and array of strings (parame...
git - Server host key not cached
...rigin and SSH will ask you if you want to trust the remote host (from the Git console):
$ ssh 127.0.0.1
The authenticity of host '127.0.0.1 (127.0.0.1)' can't be established.
RSA key fingerprint is <FINGERPRINT>.
Are you sure you want to continue connecting (yes/no)?
If you trust the remote...
Get position/offset of element relative to a parent container?
I'm used to working with jQuery. In my current project however I use zepto.js. Zepto doesn't provide a position() method like jQuery does. Zepto only comes with offset() .
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How do I change my Ruby version using RVM?
I am not able to switch the current Ruby version:
13 Answers
13
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How to check if hex color is “too black”?
...ing to evaluate the darkness of a color chosen by a color picker to see if it's "too black", and if so, set it to white. I thought I could use the first characters of the hex value to pull this off. It's working, but it's switching some legitimately "light" colors too.
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How to get element by innerText
...follow
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edited Feb 17 '14 at 14:37
answered Sep 28 '10 at 13:42
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