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Adding a new SQL column with a default value
I am looking for the syntax to add a column to a MySQL database with a default value of 0
10 Answers
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Add a new item to a dictionary in Python [duplicate]
...t to add an item to an existing dictionary in Python. For example, this is my dictionary:
3 Answers
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Select distinct using linq [duplicate]
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myList.GroupBy(test => test.id)
.Select(grp => grp.First());
Edit: as getting this IEnumerable<> into a List<> seems to be a mystery to many people, you can simply write:
var result = myList.GroupBy...
Multiple INSERT statements vs. single INSERT with multiple VALUES
... time.
I tried to look at this in a debugger but the public symbols for my version of SQL Server 2008 don't seem to be available so instead I had to look at the equivalent UNION ALL construction in SQL Server 2005.
A typical stack trace is below
sqlservr.exe!FastDBCSToUnicode() + 0xac bytes
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Learning assembly [closed]
...(admittedly, this was last century) the smallest "Hello World" I could get my Windows compiler of then-choice to generate was 52kB! Usually this boilerplate is only executed once, if at all, so it doesn't much affect program speed -- like I said above, the core of the program, the part where most ex...
Converting integer to string in Python
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The most decent way in my opinion is ``.
i = 32 --> `i` == '32'
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Get URL of ASP.Net Page in code-behind [duplicate]
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I use this in my code in a custom class. Comes in handy for sending out emails like no-reply@example.com
"no-reply@" + BaseSiteUrl
Works fine on any site.
// get a sites base urll ex: example.com
public static string BaseSiteUrl
{
ge...
Best Practices: Salting & peppering passwords?
...ers), current algorithms shouldn't be used with them.
Complexity Is The Enemy Of Security
Believe it or not, Complexity Is The Enemy Of Security. Making an algorithm that looks complex may be secure, or it may be not. But the chances are quite significant that it's not secure.
Significant Proble...
javax.faces.application.ViewExpiredException: View could not be restored
...state). As the application will behave in a confusing way ("Hey, where are my input values..??"), this is very bad for user experience. Better use stateless views or <o:enableRestorableView> instead so you can manage it on a specific view only instead of on all views.
As to the why JSF needs ...
How to remove first 10 characters from a string?
...ethod that takes a single parameter, which is the index to start from.
In my code below i deal with the case were the length is less than your desired start index and when the length is zero.
string s = "hello world!";
s = s.Substring(Math.Max(0, Math.Min(10, s.Length - 1)));
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