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Make first letter of a string upper case (with maximum performance)
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Updated to C# 8
public static class StringExtensions
{
public static string FirstCharToUpper(this string input) =>
input switch
{
null => throw new ArgumentNullException(nameof(input)),
"" => throw new Argume...
String literals: Where do they go?
I am interested in where string literals get allocated/stored.
8 Answers
8
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How to Copy Text to Clip Board in Android?
...hod to copy text to clipboard:
private void setClipboard(Context context, String text) {
if(android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.HONEYCOMB) {
android.text.ClipboardManager clipboard = (android.text.ClipboardManager) context.getSystemService(Context.CLIPBOARD_SE...
Swift - encode URL
If I encode a string like this:
17 Answers
17
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Counting Chars in EditText Changed Listener
...d in one of the answers, but its very inefficient
textMessage.getText().toString().length()
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Multiline strings in VB.NET
Is there a way to have multiline strings in VB.NET like Python
21 Answers
21
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What is the syntax rule for having trailing commas in tuple definitions?
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That's a simple answer.
a = ("s") is a string
and
a = ("s",) is a tuple with one element.
Python needs an additional comma in case of one element tuple to, differentiate between string and tuple.
For example try this on python console:
a = ("s")
a = a + (1,...
Which is faster: Stack allocation or Heap allocation
...t want that code optimized. It strikes me as being very similar to paying extra for valet parking, but refusing to hand over the keys. In this particular case, I don't want the optimizer running.
Using a slightly modified version of the benchmark (to address the valid point that the original prog...
Why does printf not flush after the call unless a newline is in the format string?
...y does printf not flush after the call unless a newline is in the format string? Is this POSIX behavior? How might I have printf immediately flush every time?
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How to convert an image to base64 encoding?
...nd get result to prepare str as data:" . file_mime_type . " base64_encoded string. Use it in img src attribute. see following code can I help for you.
// A few settings
$img_file = 'raju.jpg';
// Read image path, convert to base64 encoding
$imgData = base64_encode(file_get_contents($img_file));
/...