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How should equals and hashcode be implemented when using JPA and Hibernate
...sulting in errors and / or data corruption) because your entity may be allocated to a bucket not matching its current hashCode().
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Remove an Existing File from a Git Repo
...tignore file somewhere above the undesired file in the repo. i.e.
$ cd
$ cat >> .gitignore
development.log
C-d
from m. narebski: You then need to remove the file from the repo by executing "git rm --cached <file> and then committing this removal"
If you were also hoping to make the r...
Git: Ignore tracked files
... What happens to files in this state when if I pull in modifications to them?
– haymansfield
May 31 '12 at 14:17
2
...
How to get div height to auto-adjust to background size?
...www.pets4homes.co.uk/images/articles/1111/large/feline-influenza-all-about-cat-flu-5239fffd61ddf.jpg');
background-size: contain;
background-repeat: no-repeat;
width: 100%;
height: 0;
padding-top: 66.64%; /* (img-height / img-width * container-width) */
/* (853 / ...
How do I activate a virtualenv inside PyCharm's terminal?
...his happening. Script still uses --rcfile, but attempts to emulate the INVOCATION behaviour of a login shell.
Removes the need to create an rcfile for each environment
Removes the need to update the project settings if you change the environment.
Drop this script into a bin directory somewhere. E....
Pandas conditional creation of a series/dataframe column
...
Here's yet another way to skin this cat, using a dictionary to map new values onto the keys in the list:
def map_values(row, values_dict):
return values_dict[row]
values_dict = {'A': 1, 'B': 2, 'C': 3, 'D': 4}
df = pd.DataFrame({'INDICATOR': ['A', 'B', '...
Git status ignore line endings / identical files / windows & linux environment / dropbox / mled
...ile read x; do
x1="$(git show HEAD:$x | md5sum | cut -d' ' -f 1 )"
x2="$(cat $x | md5sum | cut -d' ' -f 1 )"
if [ "$x1" != "$x2" ]; then
echo "$x NOT IDENTICAL"
fi
done
I just compare md5sum of a file and its brother at repository.
Example output:
$ ./gitstatus.sh
application/script.php...
How to use multiple arguments for awk with a shebang (i.e. #!)?
...ne has never been specified as part of POSIX, SUS, LSB or any other specification. AFAIK, it hasn't even been properly documented.
There is a rough consensus about what it does: take everything between the ! and the \n and exec it. The assumption is that everything between the ! and the \n is a ful...
How do I update an NPM module that I published?
...pmjs.com/getting-started/semantic-versioning
– Ilker Cat
Jul 21 '17 at 11:50
...
Splitting a string into chunks of a certain size
...
@Harry Good catch! This can be remedied with a drop-in ternary expression on the count parameter of substring. Something like: (i * chunkSize + chunkSize <= str.Length) ? chunkSize : str.Length - i * chunkSize. An additional problem ...