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Pure virtual function with implementation
...he base type can still define an implementation. A derived class can explicitly call the base class implementation (if access permissions allow it) by using a fully-scoped name (by calling A::f() in your example - if A::f() were public or protected). Something like:
class B : public A {
virtu...
Passing a string with spaces as a function argument in bash
I'm writing a bash script where I need to pass a string containing spaces to a function in my bash script.
8 Answers
...
Deserializing JSON data to C# using JSON.NET
I'm relatively new to working with C# and JSON data and am seeking guidance. I'm using C# 3.0, with .NET3.5SP1, and JSON.NET 3.5r6.
...
How to find if an array contains a specific string in JavaScript/jQuery? [duplicate]
...rtles") > -1);
Hint: indexOf returns a number, representing the position where the specified searchvalue occurs for the first time, or -1 if it never
occurs
or
function arrayContains(needle, arrhaystack)
{
return (arrhaystack.indexOf(needle) > -1);
}
It's worth noting that arra...
How to find out which version of the .NET Framework an executable needs to run?
...also look at the list of referenced assemblies and look for the reference with the highest version number.
Again, using ILDASM looking at the "MANIFEST" node data:
.assembly extern System.Drawing
{
.publickeytoken = (B0 3F 5F 7F 11 D5 0A 3A ) // .?_....:
.ver 2:0:0:0
}...
Export query result to .csv file in SQL Server 2008
...far right, there is a drop
down box called Output Format
Choose Comma Delimited and click OK
Here's a full screen version of that image, below
This will show your query results as comma-delimited text.
To save the results of a query to a file: Ctrl + Shift + F
...
Limit File Search Scope in Sublime Text 2
...
Add and edit this in your ~/Library/Application Support/Sublime Text 2/Packages/User/Preferences.sublime-settings file.
// These files will still show up in the side bar, but won't be included in
// Goto Anything or Find in Files
"bin...
How do I load the contents of a text file into a javascript variable?
... in the root of my web app http://localhost/foo.txt and I'd like to load it into a variable in javascript.. in groovy I would do this:
...
How can I determine if a variable is 'undefined' or 'null'?
...
You can use the qualities of the abstract equality operator to do this:
if (variable == null){
// your code here.
}
Because null == undefined is true, the above code will catch both null and undefined.
...
How to get an MD5 checksum in PowerShell
...ng:
$someString = "Hello, World!"
$md5 = New-Object -TypeName System.Security.Cryptography.MD5CryptoServiceProvider
$utf8 = New-Object -TypeName System.Text.UTF8Encoding
$hash = [System.BitConverter]::ToString($md5.ComputeHash($utf8.GetBytes($someString)))
If the content is a file:
$someFilePath...