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Running a cron job at 2:30 AM everyday
...rontab: installing new crontab
"/tmp/crontab.tNt1NL/crontab":7: bad minute
errors in crontab file, can't install.
Do you want to retry the same edit? (y/n)
If you have further problems with crontab not running you can check Debugging crontab or Why is crontab not executing my PHP script?.
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Entity Framework: table without primary key
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The error means exactly what it says.
Even if you could work around this, trust me, you don't want to. The number of confusing bugs that could be introduced is staggering and scary, not to mention the fact that your performan...
How to make git ignore changes in case?
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"error: unknown option `cached'." It's not listed in the docs, either: git-scm.com/docs/git-mv
– Alex
Jun 20 at 9:20
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Repeat a task with a time delay?
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I get this: error: call to this must be first statement in constructor maybe there is an easy fix.
– msysmilu
Apr 23 '15 at 14:33
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ROW_NUMBER() in MySQL
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@TomChiverton If it's missing, you get: "Error Code: 1248. Every derived table must have its own alias"
– ExStackChanger
Sep 17 '15 at 9:51
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Android Fragments and animation
...eat but it turns out that building this with build tools 21.1 generates an error saying "Invalid file name: must contain only lowercase letters and digits ([a-z0-9_.])". I suggest editing the filenames in the answer to pop_enter.xml and pop_exit.xml.
– smichak
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how to avoid a new line with p tag?
...a paragraph with 'ng-repeat', this worked perfectly. And Span only gave me error.
– sch
Jul 21 '15 at 11:33
One would ...
How to get one value at a time from a generator function in Python?
...is is embarrassing by why doesn't this work? W1 = params.next() but get an error AttributeError: 'generator' object has no attribute 'next'
– Charlie Parker
Mar 31 '18 at 3:02
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How does one use rescue in Ruby without the begin and end block
...ther explicitly (each rescue clause/block on its own line) like rescue TypeError; rescue NameError -- or you can comma-separate the exception classes, e.g. rescue TypeError, NameError
– chemturion
Apr 15 at 5:07
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Difference between Statement and PreparedStatement
...eters to set, writing Query using String concatenation looks very ugly and error prone.
Read more about SQL injection issue at http://www.journaldev.com/2489/jdbc-statement-vs-preparedstatement-sql-injection-example
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