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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.
...
NPM doesn't install module dependencies
...ere are several open issues for this case in the npm repository:
npm install should recursively check/install dependencies https://github.com/npm/npm/issues/1341 (closed)
local private module dependencies https://github.com/npm/npm/issues/2442 (closed)
In the first one people list several workar...
How to adjust layout when soft keyboard appears
... android:textAppearance="?android:attr/textAppearanceSmall" />
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true...
Good way of getting the user's location in Android
...k pretty well so far.
/**
* try to get the 'best' location selected from all providers
*/
private Location getBestLocation() {
Location gpslocation = getLocationByProvider(LocationManager.GPS_PROVIDER);
Location networkLocation =
getLocationByProvider(LocationManager.NETWORK_P...
Should you commit .gitignore into the Git repos?
...
Normally yes, .gitignore is useful for everyone who wants to work with the repository. On occasion you'll want to ignore more private things (maybe you often create LOG or something. In those cases you probably don't want to for...
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...
How to customize a requirements.txt for multiple environments?
...eploy to Heroku which expects each branch's dependencies in a single file called 'requirements.txt'.
3 Answers
...
Sort Go map values by keys
...tween runs of the program. In practice, not only is it undefined, it's actually intentionally randomized. This is because it used to be predictable, and the Go language developers didn't want people relying on unspecified behavior, so they intentionally randomized it so that relying on this behavior...
Detect when an HTML5 video finishes
...
Why do you check if e exists?
– Allan Stepps
Aug 7 '13 at 0:12
3
@AllanStepp...