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How do I encode/decode HTML entities in Ruby?
... Yup, the HTMLEntities gem deals with cases such as å and — which CGI.unescapeHTML does not.
– thomax
Dec 1 '14 at 8:14
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...
UITableViewCell subview disappears when cell is selected
...can Solve this problem by overriding Tableview cell's setSelected:animated and setHighlighted:animated and resetting view background color.
In Objective C :
- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
UIColor *color = self.yourView.backgroundColor;
[super setSelected...
How to get domain URL and application name?
...context path) is available by calling HttpServletrequest#getContextPath() (and thus NOT getServletPath() as one suggested before). You can retrieve this in JSP by ${pageContext.request.contextPath}.
<p>The context path is: ${pageContext.request.contextPath}.</p>
If you intend to use ...
How can I reverse the order of lines in a file?
...
BSD tail:
tail -r myfile.txt
Reference: FreeBSD, NetBSD, OpenBSD and OS X manual pages.
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How to enumerate an object's properties in Python?
...). Setting values directly on the dictionary bypasses the object's setter (and/or its parents'). It's quite common in python that more things than meet the eye are happening in the background during attribute setting (e.g. sanitation), using setattr() ensures that you don't miss out, or are forced t...
Xcode Simulator: how to remove older unneeded devices?
...quit xcode so you are forced to install again.
– Alejandro Luengo
Jan 16 '13 at 9:17
That's right Alejandro, Apple see...
MySQL error code: 1175 during UPDATE in MySQL Workbench
...update the column visited to give it the value 1. I use MySQL workbench, and I'm writing the statement in the SQL editor from inside the workbench. I'm writing the following command:
...
Local dependency in package.json
...encies": {
"somelocallib": "0.0.x"
}
Then run npm link ../somelocallib and npm will install the version you're working on as a symlink.
app@0.0.1 /private/tmp/app
└── somelocallib@0.0.1 -> /private/tmp/somelocallib
Reference: link(1)
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How to replace an item in an array with Javascript?
... 5346];
You can also use the ~ operator if you are into terse JavaScript and want to shorten the -1 comparison:
var index = items.indexOf(3452);
if (~index) {
items[index] = 1010;
}
Sometimes I even like to write a contains function to abstract this check and make it easier to understand w...
laravel throwing MethodNotAllowedHttpException
I am trying to get something very basic running. I am used to CI and now learning Laravel 4, and their docs are not making it easy! Anyways, I am trying to create a login form and just make sure that data is posted successfully by printing it in the next form. I am getting this exception:
...