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How to generate serial version UID in Intellij

...'OK'. (For Macs, Settings is under IntelliJ IDEA -> Preferences...) Now, if your class implements Serializable, you will see highlight and alt+Enter on class name will propose to generate private static final long serialVersionUID. UPD: a faster way to find this setting - you might use hotke...
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FirstOrDefault: Default value other than null

...s, but more serious is that value == default(T) doesn't work (because who knows if T can be compared for equality?) – AakashM Oct 19 '12 at 10:54 ...
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What is the best way to test for an empty string in Go?

... As of now, the Go compiler generates identical code in both cases, so it is a matter of taste. GCCGo does generate different code, but barely anyone uses it so I wouldn't worry about that. https://godbolt.org/z/fib1x1 ...
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Read specific columns from a csv file with csv module?

... content = list(row[i] for i in included_cols) print content Now that we have covered your mistake, I would like to take this time to introduce you to the pandas module. Pandas is spectacular for dealing with csv files, and the following code would be all you need to read a csv and sa...
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How to change options of with jQuery?

... I've simply used this el.html(' '); And it's works. So my working code now looks like that: var newOptions = { "Option 1":"option-1", "Option 2":"option-2" }; var $el = $('.selectClass'); $el.html(' '); $.each(newOptions, function(key, value) { $el.append($("<option></opt...
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Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?

... The problem is not in echo, but in md5sum (now md5 on Mac) and shasum that is adding \n to the end – Punnerud Apr 15 '18 at 20:17 ...
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How does this milw0rm heap spraying exploit work?

...ee 0x0a0a is there too. Exactly describing what happens requires specific knowledge of the exploit (you have to know where the bug is and how it's exploited, which I don't know). However, it seems that we force Internet Explorer to trigger the buggy code by setting the innerHtml to that malicious XM...
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XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:/// to file:/// (Serv

...; reader.readAsText(e.target.files.item(0)); } }); </script> Now Click Choose file button and browse to the file file:///C:/path/to/XSL%20Website/data/home.xml share | improve this ans...
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How do I translate an ISO 8601 datetime string into a Python datetime object? [duplicate]

...ou'd have a fun time parsing that with strptime, especially if you didn't know up front whether or not the timezone was included. pyiso8601 has a couple of issues (check their tracker) that I ran into during my usage and it hasn't been updated in a few years. dateutil, by contrast, has been active a...
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Get the client's IP address in socket.io

..., is there an easy way to get the IP address of an incoming connection? I know you can get it from a standard HTTP connection, but socket.io is a bit of a different beast. ...