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How do I find a “gap” in running counter with SQL?
...rt into artificial_range( name ) select name from artificial_range;
-- you now have two rows
insert into artificial_range( name ) select name from artificial_range;
-- you now have four rows
insert into artificial_range( name ) select name from artificial_range;
-- you now have eight rows
--etc.
...
How to get jQuery dropdown value onchange event
I have added two jQuery UI Dropdown Autocomplete script. Now I want get both value onchange of second dropdown and want to store separately in variable. How it is possible?
...
fork() branches more than expected?
...t fork() creates a near-perfect copy of the current process. The most significant difference (for most purposes) is that fork()'s return value differs between parent and child. (Since this code ignores the return value, it makes no difference.)
So, at first, there is one process. That creates a ...
How to dynamically update a ListView on Android [closed]
...ally, with android:id="@android:id/list". This allows the ListActivity to know which ListView we want to use in our declared layout.
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.filterable_listvi...
How to implement the factory method pattern in C++ correctly
...ere are cases when
object construction is a task complex
enough to justify its extraction to
another class.
I believe this point is incorrect. The complexity doesn't really matter. The relevance is what does. If an object can be constructed in one step (not like in the builder pattern), the ...
How do I pass parameters into a PHP script through a webpage?
...
$argument1 = $_GET['argument1'];
$argument2 = $_GET['argument2'];
?>
If you want the script to run regardless of where you call it from (command line or from the browser) you'll want something like the following:
EDIT: as pointed out by Cthulhu in the comments, the most direct way to test whi...
Python: What OS am I running on?
...indows: Windows
See: platform — Access to underlying platform’s identifying data
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git ignore vim temporary files
...
*.swo
This will ignore all the vim temporary files in a single project
If you want to do it globally, you can create a .gitignore file in your home (you can give it other name or location), and use the following command:
git config --global core.excludesfile ~/.gitignore
Then you just need to...
Why isn't ProjectName-Prefix.pch created automatically in Xcode 6?
...ting macros unless there is no other way (such as when you need __FILE__). If you do need macros, put them in a header and include it.
The prefix header was necessary for things that are huge and used by nearly everything in the whole system (like Foundation.h). If you have something that huge and ...
Foreign Key naming scheme
...ing started working with foreign keys for the first time and I'm wondering if there's a standard naming scheme to use for them?
...