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How do I use prepared statements in SQlite in Android?

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Why does C++ require a user-provided default constructor to default-construct a const object?

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Remove new lines from string and replace with one empty space

... A few comments on the accepted answer: The + means "1 or more". I don't think you need to repeat \s. I think you can simply write '/\s+/'. Also, if you want to remove whitespace first and last in the string, add trim. With these modifications, the code would be: $string = preg_r...
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How to force maven update?

... I believe this is more complicated if you were using artifactory and used the repository id "central", because the metadata doesn't apparently get cleaned out. – ggb667 May 12 '14 at 20:45 ...
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How to color the Git console?

...s is explained in-depth in git help config. So basically it's easier and more future proof than setting the different color.* settings separately. In-depth explanation from the git config documentation: color.ui: This variable determines the default value for variables such as color.diff and ...
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Is a Java hashmap search really O(1)?

...perience at least one collision. Big O notation allows us to do something more compelling. Observe that for any arbitrary, fixed constant k. O(n) = O(k * n) We can use this feature to improve the performance of the hash map. We could instead think about the probability of at most 2 collision...
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What is the difference between cout, cerr, clog of iostream header in c++? When to use which one?

... for "logging", why would I want that to go to the error stream? Logs seem more like "normal logs" (a.k.a. cout) than errors. – void.pointer Aug 11 '17 at 15:27 ...
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Weak and strong property setter attributes in Objective-C

...retain ) - it says "keep this in the heap until I don't point to it anymore" - in other words " I'am the owner, you cannot dealloc this before aim fine with that same as retain" - You use strong only if you need to retain the object. - By default all instance variables and local vari...
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Simulator error FBSSystemServiceDomain code 4

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How to get image height and width using java?

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