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Highlight text similar to grep, but don't filter out text [duplicate]
...g full perl regular expressions.
$ ack --passthru 'pattern1' file_name
$ command_here | ack --passthru 'pattern1'
You can also do it using grep like this:
$ grep --color -E '^|pattern1|pattern2' file_name
$ command_here | grep --color -E '^|pattern1|pattern2'
This will match all lines and hi...
How to cast int to enum in C++?
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No performance improvements. Compiler just deduces the type automatically if you specify with "auto". If you decide to change your enum name in the future, you will be modifying your code less since compiler will automatically deduce the correct type nam...
What does the > (greater than bracket) mean beside file names in Eclipse's Package Explorer?
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It means the file has been modified as compared to the version in your source control repository.
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Get JSON object from URL
...);
// IMPORTANT: the below line is a security risk, read https://paragonie.com/blog/2017/10/certainty-automated-cacert-pem-management-for-php-software
// in most cases, you should set it to true
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_set...
C# Equivalent of SQL Server DataTypes
...wing table lists Microsoft SQL Server data types, their equivalents in the common language runtime (CLR) for SQL Server in the System.Data.SqlTypes namespace, and their native CLR equivalents in the Microsoft .NET Framework.
SQL Server data type CLR data type (SQL Server) CLR data type ...
Maximum number of records in a MySQL database table
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mysql int types can do quite a few rows: http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html
unsigned int largest value is 4,294,967,295
unsigned bigint largest value is 18,446,744,073,709,551,615
sha...
How to install a specific version of a ruby gem?
Using the command-line gem tool, how can I install a specific version of a gem?
6 Answers
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How to add to an existing hash in Ruby
...e new hashes from arrays
Hash[[[:a, "a"]]]
# => {:a=>"a"}
When it comes to "inserting" things into a Hash you may do it one at a time, or use the merge method to combine hashes:
{ :a => 'a' }.merge(:b => 'b')
# {:a=>'a',:b=>'b'}
Note that this does not alter the original hash...
How to lose margin/padding in UITextView?
...of the text view on the fly, UITextViewFixed usually does all you need.
(A common example of changing the height on the fly, is changing it as the user types.)
Here is the broken UITextView from Apple...
Here is UITextViewFixed:
Note that of course you must...
...turn off scrollEnabled in the Insp...
Does a dot have to be escaped in a character class (square brackets) of a regular expression?
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