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Count occurrences of a char in a string using Bash
I need to count the number of occurrences of a char in a string using Bash.
7 Answers
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How to search a Git repository by commit message?
...rmat:%Cgreen%H %Cblue%s\" --name-status --grep
Then I can type "git find string" and I get a list of all the commits containing that string in the message. For example, to find all commits referencing ticket #33:
029a641667d6d92e16deccae7ebdeef792d8336b Added isAttachmentEditable() and isAttachme...
How to replace multiple white spaces with one white space
Let's say I have a string such as:
15 Answers
15
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How to remove leading and trailing whitespace in a MySQL field?
...all tabs/newlines. TRIM should only remove whitespace at either end of the string.
– DisgruntledGoat
Jun 6 '14 at 0:19
1
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Delete last char of string
... lot of information in a list, linked to a database and I want to create a string of groups, for someone who is connected to the website.
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How do you iterate through every file/directory recursively in standard C++?
...h & dir_path, // in this directory,
const std::string & file_name, // search for this name,
path & path_found ) // placing path here if found
{
if ( !exists( dir_path ) ) return false;
directory_iterator end_itr; // default construct...
Optional Parameters with C++ Macros
... macro.
enum
{
plain = 0,
bold = 1,
italic = 2
};
void PrintString(const char* message, int size, int style)
{
}
#define PRINT_STRING_1_ARGS(message) PrintString(message, 0, 0)
#define PRINT_STRING_2_ARGS(message, size) PrintString(message, size, 0)
#define PRINT_...
Haskell: Lists, Arrays, Vectors, Sequences
... up performance tends to come from [Char] which the prelude has aliased as String. Char lists are convient, but tend to run on the order of 20 times slower than C strings, so feel free to use Data.Text or the very fast Data.ByteString. I'm sure there are other sequence oriented libraries I'm not t...
Easiest way to split a string on newlines in .NET?
I need to split a string into newlines in .NET and the only way I know of to split strings is with the Split method. However that will not allow me to (easily) split on a newline, so what is the best way to do it?
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C++ templates that accept only certain types
...le parenthesis is necessary is that BOOST_STATIC_ASSERT is a macro and the extra parenthesis prevent the preprocessor from interpreting the comma within the is_base_of function arguments as a 2nd macro argument.
– jfritz42
Aug 13 '15 at 19:29
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