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Primary key/foreign Key naming convention [closed]
...same name, NULL = NULL -> NULL means NULL is "unknown" rather than "not applicable", and ON UPDATE CASCADE means that keys need only be unique, not immutable.
– Steven Huwig
Sep 3 '09 at 2:39
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What is the best way to conditionally apply a class?
...Please note the old syntax with colon.
There is also a new better way of applying classes conditionally, like:
ng-class="{selected: $index==selectedIndex}"
Angular now supports expressions that return an object. Each property (name) of this object is now considered as a class name and is applie...
Is it a bad practice to catch Throwable?
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There are situations where catching Error and continue is appropriate. Ex: In a servlet, if you enconter an OutOfMemoryError because a specific request happen to eat all the memory, you can try to continue since the objects will be GC after the request is handled. Same goes for an a...
passing argument to DialogFragment
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See the full example here
http://developer.android.com/reference/android/app/DialogFragment.html
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Where is SQL Server Management Studio 2012?
...by default. If you press the 'down' arrow on the start menu to view all 'Apps' you can then see the SQL Server 2012 folder that would usually be in the Start>Programs menu pre-Server 2012. Alternatively type ssms into the search.
– Alex Marshall
Oct 19 '1...
How To Accept a File POST
...rest service. I need to be able to accept POSTed images/files from client applications. Is this possible using the webapi? Below is how action I am currently using. Does anyone know of an example how this should work?
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mailto link with HTML body
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If you're disappointed by this answer, please keep reading: stackoverflow.com/a/46699855/256272 (tl;dr .eml files)
– Joe
May 24 '18 at 5:20
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PostgreSQL - how to quickly drop a user with existing privileges
I'm trying to make restricted DB users for the app I'm working on, and I want to drop the Postgres database user I'm using for experimenting. Is there any way to drop the user without having to revoke all his rights manually first, or revoke all the grants a user has?
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Twitter Bootstrap alert message close and open again
...e used if you are lazy (which is no good thing if you want an maintainable app).
The do-it-right method:
Create a new data attribute for hiding an element.
Javascript:
$(function(){
$("[data-hide]").on("click", function(){
$("." + $(this).attr("data-hide")).hide()
// -or-, se...
How to run a shell script on a Unix console or Mac terminal?
... runs it so that it can interpret your script:
#!/usr/bin/env bash
This approach has one downside: According to POSIX, the hashbang can have one argument. In this case, we use bash as the argument to the env program. That means we have no space left to pass arguments to bash. So there's no way...