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How to debug PDO database queries?
...could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code.
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Autowiring two beans implementing same interface - how to set default bean to autowire?
...plements DeviceDao
This way it will be selected as the default autowire candididate, with no need to autowire-candidate on the other bean.
Also, rather than using @Autowired @Qualifier, I find it more elegant to use @Resource for picking specific beans, i.e.
@Resource(name="jdbcDeviceDao")
Devic...
What is the difference between printf() and puts() in C?
I know you can print with printf() and puts() . I can also see that printf() allows you to interpolate variables and do formatting.
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How do I manually create a file with a . (dot) prefix in Windows? For example, .htaccess
I want to create a .htaccess file manually and discovered it seems impossible through the Windows UI. I get a "you must type a filename." message. There has to be a way to create files with . as a prefix in Windows.
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Search stops working for “Entire Solution”
...rk then try Break alone.
Note from Codeguard: I have found an explanation and deterministic solution to this problem
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UITableViewCell, show delete button on swipe
...ton to show when swiping on a UITableViewCell ? The event is never raised and the delete button never appears.
18 Answers
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How to tell bash that the line continues on the next line
... may be used to remove any special meaning
for the next character read and for line continuation.
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What is the difference between typeof and instanceof and when should one be used vs. the other?
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typeof []; //object
{} instanceof Object; // true
typeof {}; // object
And the last one is a little bit tricky:
typeof null; // object
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How do I grep for all non-ASCII characters?
I have several very large XML files and I'm trying to find the lines that contain non-ASCII characters. I've tried the following:
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How do you easily horizontally center a using CSS? [duplicate]
I'm trying to horizontally center a <div> block element on a page and have it set to a minimum width. What is the simplest way to do this? I want the <div> element to be inline with rest of my page. I'll try to draw an example:
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