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Should a function have only one return statement?
...evitably wind up with code that looks like this:
function()
{
HRESULT error = S_OK;
if(SUCCEEDED(Operation1()))
{
if(SUCCEEDED(Operation2()))
{
if(SUCCEEDED(Operation3()))
{
if(SUCCEEDED(Operation4()))
{
...
Escape @ character in razor view engine
...e.g. @RenderBody() . If I write @test on my cshtml page it gives me parse error
15 Answers
...
Solutions for INSERT OR UPDATE on SQL Server
...
Solutions provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where key = @key
...
How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
... previous_level = Rails.logger.level
Rails.logger.level = Logger::ERROR if env['PATH_INFO'] =~ %r{^/assets/}
call_without_quiet_assets(env)
ensure
Rails.logger.level = previous_level
end
alias_method_chain :call, :quiet_assets
end
end
Updated: It now works for Ru...
What happens if a finally block throws an exception?
...
@HenkHolterman: Disk-full errors aren't very common on a directly-connected primary hard disk, but programs sometimes write files to removable or networked disks; problems can be much more common with those. If someone yanks out a USB stick before a ...
How to quickly and conveniently disable all console.log statements in my code?
...se provide detail as to what doesn't work? Does the above line give you an error? If yes, what's the error message?
– SolutionYogi
Aug 1 '09 at 0:58
1
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IntelliJ 13 - Add Navigate Back/Forward to toolbar?
Jetbrains changed the toolbars in IntelliJ 13.
7 Answers
7
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“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
...nsole, I get the origin null is not allowed by Access-Control-Allow-Origin error.
– thandasoru
Apr 2 '12 at 6:08
3
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There is already an open DataReader associated with this Command which must be closed first
I have this query and I get the error in this function:
18 Answers
18
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How to use getJSON, sending data with post method?
...data contains the JSON object
//textStatus contains the status: success, error, etc
}, "json");
In that call, dataToBeSent could be anything you want, although if are sending the contents of a an html form, you can use the serialize method to create the data for the POST from your form.
var dat...