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PreparedStatement IN clause alternatives?

... FROM my_table WHERE search_column = ? ; ... and execute it. [Or use UNION ALL in place of those semicolons. --ed] Requires one prepared statement per size-of-IN-list. Stupidly slow, strictly worse than WHERE search_column IN (?,?,?), so I don't know why the blogger even suggested it. Use a stored p...
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What are the differences between WCF and ASMX web services?

I am totally confused between WCF and ASMX web services. I have used a lot of web services in my earlier stage, and now there is this new thing introduced called WCF. I can still create WCF that function as a web service. I think there will be more stuff in WCF. ...
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Best way to read a large file into a byte array in C#?

... Simply replace the whole thing with: return File.ReadAllBytes(fileName); However, if you are concerned about the memory consumption, you should not read the whole file into memory all at once at all. You should do that in chunks. ...
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How to remove all .svn directories from my application directories

...ne of the missions of an export tool I have in my application, is to clean all .svn directories from my application directory tree. I am looking for a recursive command in the Linux shell that will traverse the entire tree and delete the .svn files. ...
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How to select rows with no matching entry in another table?

... t2.ID IS NULL The key points are: LEFT JOIN is used; this will return ALL rows from Table1, regardless of whether or not there is a matching row in Table2. The WHERE t2.ID IS NULL clause; this will restrict the results returned to only those rows where the ID returned from Table2 is null - in o...
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How to delete shared preferences data from App in Android

...: SharedPreferences.Editor.remove() followed by a commit() To remove them all SharedPreferences.Editor.clear() followed by a commit() If you don't care about the return value and you're using this from your application's main thread, consider using apply() instead. ...
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How do I paste multi-line bash codes into terminal and run it all at once?

... I'm really surprised this answer isn't offered here, I was in search of a solution to this question and I think this is the easiest approach, and more flexible/forgiving... If you'd like to paste multiple lines from a website/text...
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Git and Mercurial - Compare and Contrast

...on and some from discussion on #revctrl IRC channel on FreeNode. Thanks to all people on on #mercurial IRC channel who provided help about Mercurial for this writeup Summary Here it would be nice to have some syntax for table, something like in PHPMarkdown / MultiMarkdown / Maruku extension of Mar...
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How do we control web page caching, across all browsers?

Our investigations have shown us that not all browsers respect the HTTP cache directives in a uniform manner. 29 Answers ...
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How to suppress Update Links warning?

... UPDATE: After all the details summarized and discussed, I spent 2 fair hours in checking the options, and this update is to dot all is. Preparations First of all, I performed a clean Office 2010 x86 install on Clean Win7 SP1 Ultimate x64...