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Illegal mix of collations MySQL Error

...ly refuses to change from 'ucs2_bin' so even tried changing all the tables and the connection collation to 'usc2_bin' but I still get the error "SQL Error (1267): Illegal mix of collations (utf8_general_ci,IMPLICIT) and (ucs2_bin,IMPLICIT) for operation '='". – bikeman868 ...
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Collections.emptyList() vs. new instance

...ses where you do want to modify the returned list, Collections.emptyList() and List.of() are thus not a good choices. I'd say that returning an immutable list is perfectly fine (and even the preferred way) as long as the contract (documentation) does not explicitly state differently. In addition...
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When should I create a destructor?

...ned up eventually. (Maybe.) If you make a destructor be extremely careful and understand how the garbage collector works. Destructors are really weird: They don't run on your thread; they run on their own thread. Don't cause deadlocks! An unhandled exception thrown from a destructor is bad news. ...
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Illegal string offset Warning PHP

... What about explaining why this works and why the OP's code doesn't? Answers like these are the main reason why people are sceptical of Stack Overflow, even though there are lots of people who are willing to explain every detail in their answers and actually crea...
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Web API Put Request generates an Http 405 Method Not Allowed error

...ws Features to make sure I didn't have this thing called WebDAV installed, and it said I didn't. Anyways, I went ahead and placed the following in my web.config (both front end and WebAPI, just to be sure), and it works now. I placed this inside <system.webServer>. <modules runAllManaged...
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Get top n records for each group of grouped results

...have more than two groups, then you would need to specify the group number and add queries for each group: ( select * from mytable where `group` = 1 order by age desc LIMIT 2 ) UNION ALL ( select * from mytable where `group` = 2 order by age desc LIMIT 2 ) There are a variet...
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Styling an input type=“file” button

...ou will need to look at the tricksy approach of overlaying a styled button and input box on top of the native file input. The article already mentioned by rm at www.quirksmode.org/dom/inputfile.html is the best one I've seen. UPDATE Although it's difficult to style an <input> tag directly, t...
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Best way to replace multiple characters in a string?

...ent answers along with one extra. With an input string of abc&def#ghi and replacing & -> \& and # -> \#, the fastest way was to chain together the replacements like this: text.replace('&', '\&').replace('#', '\#'). Timings for each function: a) 1000000 loops, best of 3:...
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How to wait for all goroutines to finish without using time.Sleep?

...s code selects all xml files in the same folder, as the invoked executable and asynchronously applies processing to each result in the callback method (in the example below, just the name of the file is printed out). ...
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Can a project have multiple origins?

...ository. You can configure a second remote, push to/pull from that remote, and setup some branches to track branches from that remote instead of origin. Try adding a remote called "github" instead: $ git remote add github https://github.com/Company_Name/repository_name.git # push master to github...