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How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
...l pg
gem install pg
I suggest you take some time to read the PostgreSQL documentation to understand exactly what you're doing in the above steps to minimize frustrations.
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Disable pasting text into HTML form
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I recently had to begrudgingly disable pasting in a form element. To do so, I wrote a cross-browser* implementation of Internet Explorer's (and others') onpaste event handler. My solution had to be independent of any third-party JavaScript libraries.
Here's what I came up with. It doesn't com...
How do I get the current Date/time in DD/MM/YYYY HH:MM format?
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The formatting can be done like this (I assumed you meant HH:MM instead of HH:SS, but it's easy to change):
Time.now.strftime("%d/%m/%Y %H:%M")
#=> "14/09/2011 14:09"
Updated for the shifting:
d = DateTime.now
d.strftime("%d/%m/%Y %H:%M")
#...
What is the easiest way to initialize a std::vector with hardcoded elements?
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I didn't downvoate this, but I was tempted. Mainly because this saves you almost nothing over just using the initialized array in the first place. However, that's really C++'s fault, not yours.
– T.E.D.
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Convert String to Uri
...t Uri need to be changed to URI(if it is from java.net package). Second it does not have the "parse" constructor. Do you have any idea what i am doing wrong?
– Jürgen K.
Sep 22 '15 at 14:53
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How do I make class methods / properties in Swift?
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I don't think it's limited to Playground, it doesn't compile in an app either.
– Erik Kerber
Jun 6 '14 at 18:05
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How to upload files to server using JSP/Servlet?
... is where the well known Apache Commons FileUpload came into the picture.
Don't manually parse it!
You can in theory parse the request body yourself based on ServletRequest#getInputStream(). However, this is a precise and tedious work which requires precise knowledge of RFC2388. You shouldn't try ...
How to paste in a new line with vim?
I often have to paste some stuff on a new line in vim. What I usually do is:
14 Answers
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Eliminate extra separators below UITableView
...he table is handled, as you prefer. (Height zero is usually fine).
To do it programmatically:
Swift
override func viewDidLoad() {
super.viewDidLoad()
self.tableView.tableFooterView = UIView()
}
Objective-C
iOS 6.1+
- (void)viewDidLoad
{
[super viewDidLoad];
// This will...
What happens to my apps after my developer account membership expires? [closed]
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Does anyone know what happens to development apps already installed on a device? Will they cease working when the certificates is revoked? If so, what if the device is not connected to the internet or updated... will the cert...