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How do I check two or more conditions in one ?

How do I check two conditions in one <c:if> ? I tried this, but it raises an error: 4 Answers ...
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Stop form refreshing page on submit

How would I go about preventing the page from refreshing when pressing the send button without any data in the fields? 20 A...
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Equivalent of jQuery .hide() to set visibility: hidden

In jQuery, there are .hide() and .show() methods which sets the CSS display: none setting. 6 Answers ...
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Set variable in jinja

I would like to know how can I set a variable with another variable in jinja. I will explain, I have got a submenu and I would like show which link is active. I tried this: ...
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Interfacing with structs and anonymous unions with c2hs

How would one go about encoding this chunk of C code in a .chs file so that c2hs can transform it to something relatively nice? ...
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How to determine programmatically whether a particular process is 32-bit or 64-bit

...er a particular application/process (note: not the current process) is running in 32-bit or 64-bit mode? 7 Answers ...
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How to escape % in String.Format?

I am storing a SQL query in my strings.xml file and I want to use String.Format to build the final string in code. The SELECT statement uses a like, something like this: ...
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Check difference in seconds between two times

Hi all I am currently working on a project where when a certain event happens details about the event including the time that the event occurred is added into a list array. ...
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What is the difference between String.Empty and “” (empty string)?

In .NET, what is the difference between String.Empty and "" , and are they interchangable, or is there some underlying reference or Localization issues around equality that String.Empty will ensure are not a problem? ...
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PostgreSQL array_agg order

...om: http://www.postgresql.org/docs/8.4/static/functions-aggregate.html In the current implementation, the order of the input is in principle unspecified. Supplying the input values from a sorted subquery will usually work, however. For example: SELECT xmlagg(x) FROM (SELECT x FROM test ORDE...