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Why is using a wild card with a Java import statement bad?
...happen. The compiler notices that there are two Event classes and gives an error.
– jan.vdbergh
Sep 29 '08 at 5:52
45
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CRON job to run on the last day of the month
...m)" == "1" ]] && myjob.sh
Though you may want to consider adding error checking since both time() and mktime() can return -1 if something goes wrong. The code above, for reasons of simplicity, does not take that into account.
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psql: could not connect to server: No such file or directory (Mac OS X)
Upon restarting my Mac I got the dreaded Postgres error:
21 Answers
21
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Finding duplicate values in MySQL
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What would it mean if it said ERROR: column "c" does not exist LINE 1?
– User
Oct 4 '15 at 17:36
16
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Running the new Intel emulator for Android
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still got some errors when trying to execute the emulator , and the emulation either shows black (when using gpu) or is just slow as before , especially compared to a real device. is this a good configuration: tinypic.com/view.php?pic=efgv8...
Call removeView() on the child's parent first
...g to show a fragment in relative layout on a button click. but its showing error "The specified child already has a parent. You must call removeView() on the child's parent first." how to solve this?
– Imranrana07
Apr 10 '19 at 11:22
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Declaration/definition of variables locations in ObjectiveC?
...ckage = @"iPackage";
//iPrivate = @"iPrivate"; // compiler error: variable is private
iProtected2 = @"iProtected2";
iPublic = @"iPublic";
self.iPublic2 = @"iPublic2"; // using self because the backing ivar is private
//iNotVisible = @"iNotVi...
Linux: is there a read or recv from socket with timeout?
..., 1, 1000); // 1 second for timeout
switch (ret) {
case -1:
// Error
break;
case 0:
// Timeout
break;
default:
recv(mySocket,buf,sizeof(buf), 0); // get your data
break;
}
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How to mount a host directory in a Docker container
...x with docker-machine and VirtualBox. One caveat I discovered by trial and error is that the host directory must be a full path and not a relative path.
– jbustamovej
Feb 9 '17 at 22:23
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Using Ajax.BeginForm with ASP.NET MVC 3 Razor
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@DarinDimitrov what if there is an error with the BLL and you need to send the model back to the View and show the error message because hardened layer provided deeper validation on the data and found an issue. Just relying on the Client side validation isn't ...