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What is the difference between synchronous and asynchronous programming (in node.js)
...xamples:
// Example 1 - Synchronous (blocks)
var result = database.query("SELECT * FROM hugetable");
console.log("Query finished");
console.log("Next line");
// Example 2 - Asynchronous (doesn't block)
database.query("SELECT * FROM hugetable", function(result) {
console.log("Query finished")...
Command to collapse all sections of code?
...
You can also right click in the editor an select: Outlining -> Toggle All Outlining
– LBushkin
Jun 11 '09 at 18:11
25
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How do I specify a single test in a file with nosetests?
...n both usages should work, as per nose.readthedocs.io/en/latest/usage.html#selecting-tests. Your failure could be caused by tests not being a module in your setup?
– michaeljoseph
Mar 13 '17 at 10:04
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Declare variable in table valued function
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There are two flavors of table valued functions. One that is just a select statement and one that can have more rows than just a select statement.
This can not have a variable:
create function Func() returns table
as
return
select 10 as ColName
You have to do like this instead:
create fu...
How to combine date from one field with time from another field - MS SQL Server
...ro (base date: January 1, 1900)
Adding them returns the correct result.
SELECT Combined = MyDate + MyTime FROM MyTable
Rationale (kudos to ErikE/dnolan)
It works like this due to the way the date is stored as two 4-byte
Integers with the left 4-bytes being the date and the right
4-bytes...
HTML: How to create a DIV with only vertical scroll-bars for long paragraphs?
...and also dont want to use my whole page. I just want to display my text in selected area and want to use only vertical scroll-bar to go down and read all text.
...
Firebug says “No Javascript on this page”, even though JavaScript does exist on the page
...les list display like "...924821a54aacceb1870d07.js" VS Firebug's fullpath selection combobox; Cannot find "break on mutate"). User-friendly Firebug & Tab Groups are the main reasons I like using Firefox. Seeing they are becoming less User-friendly & good-looking than before, Mozilla will su...
How to detect if a stored procedure already exists
...
IF object_id('YourSp') IS NULL
EXEC ('create procedure dbo.YourSp as select 1')
GO
ALTER PROCEDURE dbo.YourSp
AS
...
This way, security settings, comments and other meta deta will survive the deployment.
share
...
Create MSI or setup project with Visual Studio 2012
...od? You just right click on the project file in the solution explorer and select "Publish" from the pop-up menu. This creates an installer in a few very simple steps.
You can do more configuration of the installer from the Publish tab in the project properties window.
NB: This method only works ...
How do i create an InstallShield LE project to install a windows service?
...after installation. To install service and start it, in solution explorer, select 3. Configure Target System > Services.
– Rajeev
Feb 17 '15 at 13:28
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