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Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign
...is that the primary key columns is being duplicated.
Or, to see the exact error, you can manually add a Try/Catch block to the generated code like so and then breaking when the exception is raised:
Then within the command window, call GetErrors method on the table getting the error.
For C#, the ...
CustomErrors mode=“Off”
I get an error everytime I upload my webapp to the provider. Because of the customErrors mode, all I see is the default "Runtime error" message, instructing me to turn off customErrors to view more about the error.
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When can I use a forward declaration?
...an incomplete type:
Use it as a base class
class Foo : X {} // compiler error!
Use it to declare a member:
class Foo {
X m; // compiler error!
};
Define functions or methods using this type
void f1(X x) {} // compiler error!
X f2() {} // compiler error!
Use its methods or fields, i...
How to immediately see compile errors in project tree of IntelliJ Idea?
...g if it is possible to configure IntelliJ Idea to immediately show compile errors on the class files in the project tree. Currently I need to manually trigger the recompilation to see error marks on my classes if the class cannot be compiled.
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Android - styling seek bar
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mbm29414
11.3k66 gold badges5050 silver badges8282 bronze badges
answered Dec 9 '15 at 17:55
fred dupontfred dupont
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Why 0 is true but false is 1 in the shell?
...ts you can check pretty easily for success, and investigate the particular error for more details if you want to. A lot of APIs and frameworks have a similar convention - functions that succeed return 0 and and those that fail give back an error code describing the particular failure case.
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Automatic exit from bash shell script on error [duplicate]
...e -u -x and -o pipefail options like so:
set -euxo pipefail
-e exits on error, -u errors on undefined variables, and -o (for option) pipefail exits on command pipe failures. Some gotchas and workarounds are documented well here.
(*) Note:
The shell does not exit if the command that fails is ...
mysql error 1364 Field doesn't have a default values
...emoving strict_trans_table sql mode makes MySQL more prone to data quality errors, so removing it is not a really good advice.
– Shadow
May 18 '17 at 8:59
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Git - How to fix “corrupted” interactive rebase?
...ow every access to the .git\rebase-merge folder caused an "Access denied" -error.
– Mikael Koskinen
Sep 13 '10 at 5:07
20
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How to remove/ignore :hover css style on touch devices
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I've used try/catch just in case some odd error shows up, that could crash the script, like deleteRule not working because of same-origin policy or flaky support on IE (edited the comment to reflect that). But yeah, in most cases, just a simple check should be suffic...