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MySQL Error 1215: Cannot add foreign key constraint
... where the foreign key columns are listed as the first columns in the same order. Such an index is created on the referencing table automatically if it does not exist. This index might be silently dropped later, if you create another index that can be used to enforce the foreign key constraint. inde...
Access restriction on class due to restriction on required library rt.jar?
...versions of Eclipse is not to delete the JRE System Library, but to go to "Order and Export" tab and just move JRE System Library to the bottom (which is effectively what deleting and adding it does, but you don't need to delete and add to do it).
– user1676075
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How do I disable the 'Debug / Close Application' dialog on Windows Vista?
...he entire system. I've found that a combination of functions are needed in order to suppress these errors, such as catching unhandled exceptions, suppressing run time checks (such as the validity of the stack pointer) and the error mode flags. This is what I've used with some success:
#include <...
getApplication() vs. getApplicationContext()
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How can I wrap or break long text/word in a fixed width span?
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It needs to have a width in order to know where to break
– DFSFOT
Aug 28 '18 at 23:24
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Eclipse says: “Workspace in use or cannot be created, chose a different one.” How do I unlock a work
... process from all users' and there was this java.exe that I had to kill in order to get back my workspace.
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What's the best way to do a backwards loop in C/C#/C++?
... For the first thing - why not just use end and begin in reverse order?
– Tomáš Zato - Reinstate Monica
Jan 6 '16 at 15:56
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Efficiently test if a port is open on Linux?
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In order to check for port 80 I needed to use awk '$6 == "LISTEN" && $4 ~ "80$"'. Instead of checking for the dot before the port number with \.80, I used 80$. Otherwise, this also matched IP addresses containing .80 and...
Mixing C# & VB In The Same Project
...is will produce two .dll files. It works, but code is compiled in the same order as listed in "codeSubDirectories" and therefore i.e Interfaces should be in the VB folder if used in both C# and VB.
I have both a reference to a VB and a C# compiler in
<system.codedom>
<compilers>
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How to tag an older commit in Git?
...e of the tag object; such data in the tag object affects, for example, the ordering of tags in the gitweb interface.
To set the date used in future tag objects, set the environment variable GIT_COMMITTER_DATE (see the later discussion of possible values; the most common form is "YYYY-MM-DD HH:MM").
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