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Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
...no psql-specific features), or a single backslash command. Thus you cannot mix SQL and psql meta-commands within a -c option.
Workaround from within Postgres transaction
You could use a dblink connection back to the current database, which runs outside of the transaction block. Effects can therefor...
How to access SOAP services from iPhone
... support for accessing SOAP services, a bit of Googling lead to the conclusion that there is no support for SOAP in the iPhone SDK.
...
UIWebView open links in Safari
I have a very simple UIWebView with content from my application bundle. I would like any links in the web view to open in Safari instead of in the web view. Is this possible?
...
How does Apple find dates, times and addresses in emails?
In the iOS email client, when an email contains a date, time or location, the text becomes a hyperlink and it is possible to create an appointment or look at a map simply by tapping the link. It not only works for emails in English, but in other languages also. I love this feature and would like to ...
AngularJS toggle class using ng-class
...
While that does work, you're mixing angular and jQuery. You should try and avoid that if you can. What was originally asked can be done without a click event. What if you have another button that is supposed to toggle this class on your button above? It ...
How to check if UILabel is truncated?
... if the width is greater than label.bounds.size.width
NSString UIKit Additions has several methods for computing the size of the string with a specific font. However, if you have a minimumFontSize for your label that allows the system to shrink the text down to that size. You may want to use size...
When should one use a 'www' subdomain?
... DNS server to avoid the following problem, but I don't think you can in a mixed environment of mac and windows. If a mac does a DNS query against a windows DNS mydomain.com will return all the available name servers not the webserver. So if in your browser you type mydomain.com you will have your b...
No 'Access-Control-Allow-Origin' - Node / Apache Port Issue
...ve added some comments for your convenience):
// Add headers
app.use(function (req, res, next) {
// Website you wish to allow to connect
res.setHeader('Access-Control-Allow-Origin', 'http://localhost:8888');
// Request methods you wish to allow
res.setHeader('Access-Control-Allow-...
Read url to string in few lines of java code
...8").useDelimiter("\\A").next();
If you want a slightly fuller implementation, which is not a single line, do this:
public static String readStringFromURL(String requestURL) throws IOException
{
try (Scanner scanner = new Scanner(new URL(requestURL).openStream(),
StandardCharsets.U...
How do you get a string from a MemoryStream?
...shows how to read and write a string to a MemoryStream.
Imports System.IO
Module Module1
Sub Main()
' We don't need to dispose any of the MemoryStream
' because it is a managed object. However, just for
' good practice, we'll close the MemoryStream.
Using ms As New MemoryStr...