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Rails and PostgreSQL: Role postgres does not exist
I have installed PostgreSQL on my Mac OS Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
...
How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
...d = "new value";. So jQuery creates a local "undefined" variable that is REALLY undefined.
The window variable is made local for performance reasons. Because when JavaScript looks up a variable, it first goes through the local variables until it finds the variable name. When it's not found, JavaScr...
Set a cookie to never expire
...
All cookies expire as per the cookie specification, so this is not a PHP limitation.
Use a far future date. For example, set a cookie that expires in ten years:
setcookie(
"CookieName",
"CookieValue",
time() + (10 * 3...
How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
...HTTP header:
header('Content-Type: text/html; charset=utf-8');
Note to call this function before any output has been sent to the client. Otherwise the header has been sent too and you obviously can’t change it any more. You can check that with headers_sent. See the manual page of header for mor...
The apk must be signed with the same certificates as the previous version
I had uploaded my app to Google Play (back when it was called Android Market) some time ago.
11 Answers
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Detect when an HTML5 video finishes
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Why do you check if e exists?
– Allan Stepps
Aug 7 '13 at 0:12
3
@AllanStepp...
Android: Last line of textview cut off
...extView followed by a Spinner next to it. This LinearLayout is dynamically inflated multiple times in a fixed vertical LinearLayout contained within a RelativeLayout .
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Extending Angular Directive
I'd like to make a minor modification to a 3rd party directive (specifically Angular UI Bootstrap ). I simply want to add to the scope of the pane directive:
...
Current location permission dialog disappears too quickly
...rdinates , and provides a distance to or from their destination or origin. All these possible destinations are shown in a table view, so I'm getting the users co-ordinates at the same time as populating the table. The only thing is, the alert view that asks for the users location appears then disapp...
Are custom elements valid HTML5?
...cript interfaces.
Custom elements is a part of a larger W3 specification called Web Components, along with Templates, HTML Imports, and Shadow DOM.
Web Components enable Web application authors to define widgets with a
level of visual richness and interactivity not possible with CSS
alone, and eas...