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Sprintf equivalent in Java
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// Store the formatted string in 'result'
String result = String.format("%4d", i * j);
// Write the result to standard output
System.out.println( result );
See format and its syntax
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Is it possible to roll back CREATE TABLE and ALTER TABLE statements in major SQL databases?
... implicit commit
SQL Server - yes
Sybase Adaptive Server - yes
DB2 - yes
Informix - yes
Firebird (Interbase) - yes
SQLite also appears to have transactional DDL as well. I was able to ROLLBACK a CREATE TABLE statement in SQLite. Its CREATE TABLE documentation does not mention any special transacti...
In Go's http package, how do I get the query string on a POST request?
...map[string][]string of the QueryString parameters.
If what you're looking for is the POST data as submitted by an HTML form, then this is (usually) a key-value pair in the request body. You're correct in your answer that you can call ParseForm() and then use req.Form field to get the map of key-val...
Generic Repository With EF 4.1 what is the point
...e them just because there are dozens of articles about creating repository for entity framework but nobody actually describes challenges related to this decision.
Main reasons for using repository are usually:
Hide EF from upper layer
Make code better testable
The first reason is some kind of ...
How do I provide custom cast support for my class?
How do I provide support for casting my class to other types? For example, if I have my own implementation of managing a byte[] , and I want to let people cast my class to a byte[] , which will just return the private member, how would I do this?
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Determine distance from the top of a div to top of window with javascript
...stance variable to see if it's value is 120 but I would recommend checking for a range instead of an exact number. If for instance you scroll with a mouse-wheel, you might very well skip over 120. So if you are trying to apply some CSS or something when the element is within 120px of the top-fold, t...
Log4Net, how to add a custom field to my logging
...ger, @message, @exception, @CustomColumn)
2) Add the parameter definition for the custom column:
<parameter>
<parameterName value="@CustomColumn"/>
<dbType value="String" />
<size value="255" />
<layout type="log4net.Layout.PatternLayout">
<conver...
std::shared_ptr thread safety explained
.../manual/shared_ptr.html and some thread safety issues are still not clear for me:
3 Answers
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How to get the current time in milliseconds from C in Linux?
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+1 for being POSIXly correct — but your answer has the wrong units. The OP doesn't want the time with milliseconds, but the time in milliseconds.
– pilcrow
Jun 28 '13 at 19:50
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How do I print the elements of a C++ vector in GDB?
...vector in GDB, how do I do it? Let's say it's a std::vector<int> for the sake of simplicity.
5 Answers
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