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Can't execute jar- file: “no main manifest attribute”
...ot java -jar app.jar
Second, to make a jar executable... you need to jar a file called META-INF/MANIFEST.MF
the file itself should have (at least) this one liner:
Main-Class: com.mypackage.MyClass
Where com.mypackage.MyClass is the class holding the public static void main(String[] args) entry poin...
Get characters after last / in url
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@redanimalwar (1) basename is intended for file paths, not URLs - I think it will always return the same result but there may be edge cases like backslashes; (2) basename only works for slashes whereas my answer can be easily modified if someone else wants to do the s...
COUNT(*) vs. COUNT(1) vs. COUNT(pk): which is better? [duplicate]
...SELECT count(*) FROM my_table to "return the table count", which is has on file. For queries with WHERE clauses, InnoDB and MyISAM function the same.
– Joel Mellon
Feb 5 '16 at 16:54
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Python - When to use file vs open
What's the difference between file and open in Python? When should I use which one? (Say I'm in 2.5)
6 Answers
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How to move a model between two Django apps (Django 1.7)
...t app.
$ python manage.py makemigrations old_app --empty
Edit migration file to include these operations.
class Migration(migrations.Migration):
database_operations = [migrations.AlterModelTable('TheModel', 'newapp_themodel')]
state_operations = [migrations.DeleteModel('TheModel')]
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How do I run all Python unit tests in a directory?
...ach unit test module is of the form test_*.py . I am attempting to make a file called all_test.py that will, you guessed it, run all files in the aforementioned test form and return the result. I have tried two methods so far; both have failed. I will show the two methods, and I hope someone out ...
vim and NERD Tree extension - adding a file
...the tree of your project, is there an easy way to create a new source code file under the currently highlighted directory?
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Sublime text 2 - find and replace globally ( all files and in all directories )
...ere any way to find and replace text string automatically in all folder's files ?
2 Answers
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Converting pfx to pem using openssl
... to generate a .pem CA certificate and client certificate from a PFX file using OpenSSL.
3 Answers
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Removing non-repository files with git?
I'm writing Autotools code and in the process of development, tons of files are generated.
1 Answer
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