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EC2 Instance Cloning
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How do I do that?
– Josh Scott
Feb 2 '10 at 4:27
2
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Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
...t a local Git repository, into which this remote is supposed to be added?
Does your local directory have a .git folder?
Try git init.
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Linux/Unix command to determine if process is running?
... is running. e.g. mysqld , httpd ...
What is the simplest way/command to do this?
14 Answers
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How do I edit an incorrect commit message with TortoiseGit?
...age with tortoiseGIT? The question is very similar to this but I want to do this with TortoiseGit not with console, is it possible?
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Copy/duplicate database without using mysqldump
...here is a simple way to duplicate a database from the command line of a windows server:
Create the target database using MySQLAdmin or your preferred method. In this example, db2 is the target database, where the source database db1 will be copied.
Execute the following statement on a command lin...
C# : 'is' keyword and checking for Not
...to go (there's no IsNot operator).
You can build an extension method that does it:
public static bool IsA<T>(this object obj) {
return obj is T;
}
and then use it to:
if (!child.IsA<IContainer>())
And you could follow on your theme:
public static bool IsNotAFreaking<T>(...
How can I add numbers in a Bash script?
...um2` # Whitespace for expr is important
For floating point:
Bash doesn't directly support this, but there are a couple of external tools you can use:
num=$(awk "BEGIN {print $num1+$num2; exit}")
num=$(python -c "print $num1+$num2")
num=$(perl -e "print $num1+$num2")
num=$(echo $num1 + $nu...
Capture HTML Canvas as gif/jpg/png/pdf?
... was specific to a similar question. This has been revised:
var canvas = document.getElementById("mycanvas");
var img = canvas.toDataURL("image/png");
with the value in IMG you can write it out as a new Image like so:
document.write('<img src="'+img+'"/>');
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How do I enumerate through a JObject?
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If you look at the documentation for JObject, you will see that it implements IEnumerable<KeyValuePair<string, JToken>>. So, you can iterate over it simply using a foreach:
foreach (var x in obj)
{
string name = x.Key;
JTok...
What is the right way to check for a null string in Objective-C?
...nder Cocoa/Objective C. But one further thing to note is that [title isKindOfClass:[NSNull class]] is pointlessly complex since [NSNull null] is documented to be a singleton so you can just check for pointer equality. See Topics for Cocoa: Using Null.
So a good test might be:
if (title == (id)[NS...