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How to put spacing between TBODY elements
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@nh2: double-colons are for pseudo-content and single-colon is for pseudo-selectors. It's an update to the CSS syntax. Everything used to just use the single colon. Older browsers don't support double colon (like, IE <=8).
– dbmikus
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How to force a web browser NOT to cache images
I am writing and using a very simple CGI-based (Perl) content management tool for two pro-bono websites. It provides the website administrator with HTML forms for events where they fill the fields (date, place, title, description, links, etc.) and save it. On that form I allow the administrator to u...
Multi-line strings in PHP
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PHP has Heredoc and Nowdoc strings, which are the best way to handle multiline strings in PHP.
http://php.net/manual/en/language.types.string.php#language.types.string.syntax.heredoc
$str = <<<EOD
Example of string
spanning multip...
What does the variable $this mean in PHP?
I see the variable $this in PHP all the time and I have no idea what it's used for. I've never personally used it.
10 An...
How do I change the language of moment.js?
...stance of moment. Calling locale on an instance, sets it for that instance AND returns that instance.
Also, as Shiv said in the comments, make sure you use "moment-with-locales.min.js" and not "moment.min.js", otherwise it won't work.
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Determine the path of the executing BASH script [duplicate]
In a Windows command script, one can determine the directory path of the currently executing script using %~dp0 . For example:
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'^M' character at end of lines
...acter at the end of each line of the SQL script as it is echoed to the command-line. I don't know on which OS the SQL script was originally created.
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CSV file written with Python has blank lines between each row
This code reads thefile.csv , makes changes, and writes results to thefile_subset1 .
9 Answers
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Validating URL in Java
I wanted to know if there is any standard APIs in Java to validate a given URL?
I want to check both if the URL string is right i.e. the given protocol is valid and then to check if a connection can be established.
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Iterate through every file in one directory
... said, Dir::foreach is a good option here. However, note that Dir::foreach and Dir::entries will always include . and .. (the current and parent directories). You will generally not want to work on them, so you can use Dir::each_child or Dir::children (as suggested by ma11hew28) or do something like...