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How to unit test an object with database queries
...tly to the database.
We then started looking at in-memory databases - the best by a long way seems to be SQLite. (http://www.sqlite.org/index.html). It's remarkably simple to set up and use, and allowed us subclass and override GetDatabase() to forward sql to an in-memory database that was created...
The necessity of hiding the salt for a hash
...ore worthwhile to build a table for that particular salt. Random salts are best, but they do not need to be kept secret.
– erickson
May 3 '10 at 15:50
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Why can I not push_back a unique_ptr into a vector?
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So what's the best way to store an unique_ptr into vector? It's extremely slow compared with raw pointer as I tested.
– user2189731
Apr 9 at 7:35
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getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...k and I am not taking any responsibility if it runs or not (for me was the best solution considering the circumstances). If you have to use it, double check in the compat source code for variable namings as those might differ from standard package. I would hope this issue would be tackled by next ve...
Convert ArrayList to String[] array [duplicate]
... A may not have all methods/fields of B. So this solution is not perfect.
Best solution to this problem is explicitly tell what type of array toArray() should be returned by passing this type as method argument like
String[] arr = list.toArray(new String[list.size()]);
or
String[] arr = list.toArr...
What is the difference between Reader and InputStream?
...ized objects.
Readers on the other hand are character streams so they are best used to read character data.
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How to specify font attributes for all elements on an html web page?
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This works, but it's not best solution. When the browser sees the '*' it loops over all HTML elements in the page and apply the CSS to them. Even for elements where the rule doesn't make any sense. Depending on the size of the HTML this can slow the ...
How do I make the return type of a method generic?
...have to use the Convert.ChangeType for my return value. This may not be a best practice but it worked for me. This method takes in an array of generic type and a value to add to the end of the array. The array is then copied with the first value stripped and the value taken into the method is add...
How to compare dates in Java? [duplicate]
...te stop = LocalDate.parse( "25-12-2010" , f );
In date-time work, usually best to define a span of time by the Half-Open approach where the beginning is inclusive while the ending is exclusive. So we want to know if today is the same or later than the start and also before the stop. A briefer way o...
Show a PDF files in users browser via PHP/Perl
...element. There are also 3rd party solutions like Google's PDF viewer.
See Best Way to Embed PDF in HTML for an overview.
There's also DoPDF, a Java based In-browser PDF viewer. I can't speak to its quality but it looks interesting.
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