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What are the use cases for selecting CHAR over VARCHAR in SQL?

... (CustomerFirstName,CustomerLastName, CustomerCityStateZip) ('Joe','Blow','123 Main St Washington, MD 12345', 123.45) create view vwStagingTable AS SELECT CustomerFirstName = CAST(CustomerFirstName as CHAR(30)), CustomerLastName = CAST(CustomerLastName as CHAR(30)), CustomerCityStateZip = CAST(Cust...
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How can I convert tabs to spaces in every file of a directory?

... I would also add a file matcher like for example for only .php files find ./ -iname "*.php" -type f -exec sed -i 's/\t/ /g' {} \; – Daniel Luca CleanUnicorn Mar 26 '13 at 10:04 ...
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How to concatenate columns in a Postgres SELECT?

... PHP's Laravel framework, I am using search first_name, last_name Fields consider like Full Name Search Using || symbol Or concat_ws(), concat() methods $names = str_replace(" ", "", $searchKey); ...
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How to validate an email address using a regular expression?

...e more sophisticated patterns in Perl and PCRE (regex library used e.g. in PHP) can correctly parse RFC 5322 without a hitch. Python and C# can do that too, but they use a different syntax from those first two. However, if you are forced to use one of the many less powerful pattern-matching language...
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Android- create JSON Array and JSON Object

... Swapnil KotwalSwapnil Kotwal 4,81233 gold badges4242 silver badges7070 bronze badges add a co...
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Changing column names of a data frame

...k it was asked for data.frame, not data.table – Helix123 Apr 16 '15 at 19:15 add a comment  |  ...
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What is correct HTTP status code when redirecting to a login page?

... @PHP_Jedi true. 303 may be more appropriate from that point of view. However, 302 is more reliable in terms of client compatibility. – Pekka May 15 '10 at 9:44 ...
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Set the value of an input field

... answered Sep 2 '15 at 5:59 php-coderphp-coder 91711 gold badge1212 silver badges2222 bronze badges ...
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Keyword not supported: “data source” initializing Entity Framework Context

... Craig StuntzCraig Stuntz 123k1212 gold badges244244 silver badges266266 bronze badges ...
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How to make button look like a link?

...t for the sake of simplicity i will use them here): <a href="some/page.php" title="perform some js action" onclick="callFunction(this.href);return false;">watch and learn</a> with this.href you can even access the target of the link in your function. return false will just prevent bro...