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What is the use of “ref” for reference-type variables in C#?
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so you basically get a reference to the original reference
– lhahne
Jun 7 '09 at 11:17
2
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List all files and directories in a directory + subdirectories
...eSystemEntries exists in .NET 4.0+ and returns both files and directories. Call it like so:
string[] entries = Directory.GetFileSystemEntries(path, "*", SearchOption.AllDirectories);
Note that it won't cope with attempts to list the contents of subdirectories that you don't have access to (Unauth...
How to get file_get_contents() to work with HTTPS?
... following code worked fine when I was using the test server (which wasn't calling an SSL URL), but now when I am testing it on the working server with HTTPS, it's failing with the error message "failed to open stream".
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How Do I Convert an Integer to a String in Excel VBA?
...le is of Type String, and implicit type conversion is done for you automatically!
Dim myVal As String
Dim myNum As Integer
myVal = "My number is: "
myVal = myVal & myNum
Result:
"My number is: 0"
You don't even have to get that fancy, this works too:
Dim myString as String
myString = ...
LINQ query on a DataTable
....Where(myRow => (int)myRow["RowNo"] == 1). Personally, I don't find the call to AsEnumerable() any more complicated than the call to Cast<DataRow>(). As far as I know, the performance is the same, so it's just a matter of preference.
– Collin K
Jun 26 ...
Git Bash doesn't see my PATH
...xecutable names without extensions. In my case, I wanted to execute a file called cup.bat. In a Windows shell, typing cup would be enough. Bash doesn't work this way, it wants the full name. Typing cup.bat solved the problem. (I wasn't able to run the file though, since apparently bash couldn't unde...
Make xargs execute the command once for each line of input
... per command line.
Trailing blanks cause an input line to be logically continued on
the next input line. Implies -x.
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What's the difference between a single precision and double precision floating point operation?
... as the greater data precision available with 64-bit data types is not typically required by 3D games, as well as the fact that processing 64-bit data uses twice as much RAM, cache, and bandwidth, thereby reducing the overall system performance.
From Webopedia:
The term double precision is som...
How to get anchor text/href on click using jQuery?
Consider I have an anchor which looks like this
5 Answers
5
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How to send PUT, DELETE HTTP request in HttpURLConnection?
I want to know if it is possible to send PUT, DELETE request (practically) through java.net.HttpURLConnection to HTTP-based URL.
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