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Retrieving Property name from lambda expression
...pression if your expression represents a reference type. Everything can be cast to an object, but value types must be boxed. This is why the UnaryExpression exists. Reference.
For the sakes of readability (@Jowen), here's an expanded equivalent:
public string GetName<TSource, TField>(Express...
Most efficient T-SQL way to pad a varchar on the left to a certain length?
...d time = 2696 ms.
SET STATISTICS TIME ON
select right('0000000000'+ rtrim(cast(N as varchar(5))), 10) from Tally
SET STATISTICS TIME OFF
SQL Server Execution Times:
CPU time = 31 ms, elapsed time = 235 ms.
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maximum value of int
...ve we would shift in sign bit which is 1, which is not helping much, so we cast to unsigned int, forcing to shift in 0 instead, setting the sign bit to 0 while letting all other bits remain 1.
cout << size << endl; // Prints out size which is now set to maximum positive value.
We coul...
How can I force Powershell to return an array when a call only returns one object?
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You can either add a comma(,) before return list like return ,$list or cast it [Array] or [YourType[]] at where you tend to use the list.
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How to get disk capacity and free space of remote computer
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Another way is casting a string to a WMI object:
$size = ([wmi]"\\remotecomputer\root\cimv2:Win32_logicalDisk.DeviceID='c:'").Size
$free = ([wmi]"\\remotecomputer\root\cimv2:Win32_logicalDisk.DeviceID='c:'").FreeSpace
Also you can divide...
How do you Programmatically Download a Webpage in Java
...tr);
HttpURLConnection conn = (HttpURLConnection) url.openConnection(); // Cast shouldn't fail
HttpURLConnection.setFollowRedirects(true);
// allow both GZip and Deflate (ZLib) encodings
conn.setRequestProperty("Accept-Encoding", "gzip, deflate");
String encoding = conn.getContentEncoding();
InputSt...
How to find if a given key exists in a C++ std::map
... @jv110 The Microsoft C++ compiler issues a warning when it encounters a cast from int to bool. Though there are other C++ compilers that do not issue a similar warning, I prefer using an explicit comparison to make the intent clear and enhance readability. Note that other languages such as C# for...
How do I compare two DateTime objects in PHP 5.2.8?
...a really wicked way to treat these cases, no other language (as I know of) casts to numbers when you have two strings to compare. It really screws your code if you actually want to make a lexicographical comparison.
– MaxArt
Apr 15 '16 at 14:53
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How to set timeout for http.Get() requests in Golang?
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@Jonno: There are no casts in Go. These are type conversions.
– Volker
Nov 27 '13 at 6:09
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How do I concatenate two arrays in C#?
...tring>' to 'string[]'. An explicit conversion exists (are you missing a cast?)
– Tibor Udvari
Jun 16 '15 at 11:32
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