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How to execute a java .class from the command line

...get another error message like. Exception in thread "main" java.lang.NoSuchMethodError: main When that happens, go and read his answer :) share | improve this answer | ...
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How to check for file lock? [duplicate]

...OLATION || errorCode == ERROR_LOCK_VIOLATION; – taiji123 Jul 15 '19 at 14:40 ...
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SET NOCOUNT ON usage

... text "SET NOCOUNT ON" itself is a whopping 14 bytes. I used to think that 123 row(s) affected was returned from server in plain text in a separate network packet but that's not the case. It's in fact a small structure called DONE_IN_PROC embedded in the response. It's not a separate network packet ...
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Why are only final variables accessible in anonymous class?

...s = new int[1]; Runnable r = new Runnable() { public void run() { res[0] = 123; } }; r.run(); System.out.println(res[0]); // ... share | improve this answer | follow ...
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Loading existing .html file with android WebView

I did try samples, demos from Google codes and other resources with WebView , but when i try to do it in my own code, it doesn't work for me. ...
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How to change an application icon programmatically in Android?

Is it possible to change an application icon directly from the program? I mean, change icon.png in the res\drawable folder. I would like to let users to change application's icon from the program so next time they would see the previously selected icon in the launcher. ...
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C# code to validate email address

...e all perfectly valid forms: cog@wheel "cogwheel the orange"@example.com 123@$.xyz For most use cases, a false "invalid" is much worse for your users and future proofing than a false "valid". Here's an article that used to be the accepted answer to this question (that answer has since been delet...
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Scaling Node.js

... with hiredis. PING: 20000 ops 46189.38 ops/sec 1/4/1.082 SET: 20000 ops 41237.11 ops/sec 0/6/1.210 GET: 20000 ops 39682.54 ops/sec 1/7/1.257 INCR: 20000 ops 40080.16 ops/sec 0/8/1.242 LPUSH: 20000 ops 41152.26 ops/sec 0/3/1.212 LRANGE (10 elements): 20000 ops 36563.07 ops/sec 1/8/1.363 LRANGE (100...
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Showing commits made directly to a branch, ignoring merges in Git

... 123 --no-merges Both parents have equal weight in many contexts in git. If you've always been con...
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MySQL - why not index every field?

... 123 Indexes take up space in memory (RAM); Too many or too large of indexes and the DB is going to...