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Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
... will attempt to create the database and will fail with possibly confusing error message
– Oliver
Jan 12 at 14:43
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How to delete a file or folder?
...I wish Path.unlink 1/ was recursive 2/ add an option to ignore FileNotfoundError.
– Jérôme
Jul 10 '18 at 13:52
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Node.js throws “btoa is not defined” error
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The command new Buffer() in your code gives the following error in newer versions of node: [DEP0005] DeprecationWarning: Buffer() is deprecated due to security and usability issues. Please use the Buffer.alloc(), Buffer.allocUnsafe(), or Buffer.from() methods instead.
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How can I save an image to the camera roll?
... that I would have to add @synthesize imageToBeSaved in my .m but I get an error that says "missing context for property implementation declaration"
– user1470914
Jun 22 '12 at 21:42
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Cannot run Eclipse; JVM terminated. Exit code=13
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It may just be the way the error shows (and not how it is written in the eclipse.ini file), but there is text in Eclipse.ini (Specifying the JVM) that says the following:
The -vm option and its value (the path) must be on separate lines.
The v...
range() for floats
...robust. If you do it directly with floats, you risk having strange one-off errors due to how floats are represented internally. For instance, if you try list(frange(0, 1, 0.5)), it works fine and 1 is excluded, but if you try list(frange(0, 1, 0.1)), the last value you get is close to 1.0, which is ...
Plugin execution not covered by lifecycle configuration (JBossas 7 EAR archetype)
...... If that information is missing, M2E complains about it by showing this error message:
"Plugin execution not covered by lifecycle configuration"
See here for a more detailed explanation and some sample config that needs to be added to the pom to make that error go away:
https://www.eclipse...
转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ot@mail pam_mysql]# make
然后报错“make: *** [dynamic/pam_mysql.o] Error 1”无法尽心，没有生成pam_mysql.so模块。
A:
装mysql的devel和shared包吧，对应版本的，用mysql.com上面的就行
QUOTE:
Q：
安装POSTFIX2.2.7出错
[root@ma...
Specifically, what's dangerous about casting the result of malloc?
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You won't get a compiler error, but a compiler warning. As the sources you cite say (especially the first one), you can get an unpredictable runtime error when using the cast without including stdlib.h.
So the error on your side is not the cast, but...
Groovy executing shell commands
...put docs also say "Use this method if you don't care about the standard or error output and just want the process to run silently" - I want the output
– Bob Herrmann
Aug 12 '16 at 16:32
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