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Break when a value changes using the Visual Studio debugger
... Even if auto implemented property is in one line e.g. public string UserName { set; get; }. User can highlight getter or setter and can press F9 to add breakpoint
– Abdul Rauf
Jul 15 '16 at 12:41
...
Mapping composite keys using EF code first
... in your code:
public class MyTable
{
[Key, Column(Order = 0)]
public string SomeId { get; set; }
[Key, Column(Order = 1)]
public int OtherId { get; set; }
}
You can also look at this SO question. If you want official documentation, I would recommend looking at the official EF website. H...
How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
...
Just FYI, if $address['street2'] is an empty string. It will accept it and won't return 'Empty'. isset() != empty(). This will only work if the value is null
– AFwcxx
Jul 31 '18 at 6:41
...
Strange, unexpected behavior (disappearing/changing values) when using Hash default value, e.g. Hash
...applies to any default value that is subsequently mutated (e.g. hashes and strings), not just arrays.
TL;DR: Use Hash.new { |h, k| h[k] = [] } if you want the most idiomatic solution and don’t care why.
What doesn’t work
Why Hash.new([]) doesn’t work
Let’s look more in-depth at why Has...
What is the purpose of “&&” in a shell command?
...
&& strings commands together. Successive commands only execute if preceding ones succeed.
Similarly, || will allow the successive command to execute if the preceding fails.
See Bash Shell Programming.
...
How can I access Google Sheet spreadsheets only with Javascript?
...f 2011). The Visualization API also works exclusively through a HTTP query string URI.
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SQL Server reports 'Invalid column name', but the column is present and the query works through mana
... to the SQL Server instance you think you are.
Double check your connect strings and ensure that they explicitly specify the SQL Server instance name and the database name.
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Using Server.MapPath in external C# Classes in ASP.NET
...
class test
{
public static void useServerPath(string path)
{
if (File.Exists(path)
{
\\...... do whatever you wabt
}
else
{
\\.....
}
}
Now when you call the method from the codebehind
for example :
protected void BtAtualizacao_Click(object sender, EventArgs e)
...
Where is Vagrant saving changes to the VM?
...omething like "D:\VHDs\VBox\" and there I found my vagrant test vm: "test01_1347456065". It was called test01, so I guess vagrant adds the numbers to keep things unique.
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Protecting executable from reverse engineering?
...memory location wouldnt cause any damage so long as you didnt execute that string of instructions again. You could probably still use a trick like this today as pipelined processors fetch the next instruction. Or if you know that the hardware has a separate instruction and data cache you can modif...