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Abort makefile if variable not set
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TL;DR: Use the error function:
ifndef MY_FLAG
$(error MY_FLAG is not set)
endif
Note that the lines must not be indented. More precisely, no tabs must precede these lines.
Generic solution
In case you're going to test many variables,...
insert multiple rows via a php array into mysql
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This is the error I got using your idea: "Fatal error: Call to a member function autocommit() on null in /homepages/25/d402746174/htdocs/MoneyMachine/saveQuotes.php on line 30"
– user3217883
Feb 13 ...
Cannot import the keyfile 'blah.pfx' - error 'The keyfile may be password protected'
...e signing certificate. Since the upgrade we continuously get the following error:
24 Answers
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How can I add or update a query string parameter?
..._:0.8503766759030615' of undefined or null reference on ie11 you get that error. it's not a pollyfill if it doesn't work as a fallback.
– Val
Feb 8 '17 at 12:03
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AngularJS: Service vs provider vs factory
...ovider <- helloWorld when running this locally? Commenting it out, same error for the other 2 examples. Is there some hidden provider configuration ? (Angular 1.0.8) -- Found: stackoverflow.com/questions/12339272/…
– Antoine
Nov 5 '13 at 9:13
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error C2872: “count”: 不明确的符号 - C/C++ - 清泛网 - 专注C/C++及内核技术
error C2872: “count”: 不明确的符号error C2872: count: 不明确的符号 可能是conflict.cpp(4) : int count 或 C: Program Files Microsoft Visual Studio 11.0 V...error C2872: “count”: 不明确的符号
可能是“conflict.cpp(4) : int count” 或 “C:\Program Files\Microsoft ...
How can I export the schema of a database in PostgreSQL?
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answered Aug 2 '17 at 5:05
James JithinJames Jithin
8,57333 gold badges3131 silver badges4949 bronze badges
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Why can't I define a default constructor for a struct in .NET?
...ily be used..". It may have been true in a previous C# but it's a compiler error to declare a struct, not new It, then try to use its members
– Caius Jard
Mar 10 at 7:14
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How do I uninstall nodejs installed from pkg (Mac OS X)?
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got 2 errors as rm: /usr/local/bin/node: No such file or directory, rm: /usr/local/share/man/man1/node.1: No such file or directory
– vikramvi
Jul 22 '19 at 10:12
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fatal: early EOF fatal: index-pack failed
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This error may occur for memory needs of git. You can add these lines to your global git configuration file, which is .gitconfig in $USER_HOME, in order to fix that problem.
[core]
packedGitLimit = 512m
packedGitWindowSize = 51...