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Converting a column within pandas dataframe from int to string
... is appealing, but it is about 4x slower than apply(str) from @Jeff, in my test using pd.Series(np.arange(1000000)).
– John Zwinck
Aug 1 '16 at 22:01
2
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How do I write data into CSV format as string (not file)?
... [10, 20, 30],
)
Check out further usage at the github gist: source and test
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How to dump a dict to a json file?
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If you're using Path:
example_path = Path('/tmp/test.json')
example_dict = {'x': 24, 'y': 25}
json_str = json.dumps(example_dict, indent=4) + '\n'
example_path.write_text(json_str, encoding='utf-8')
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How can you get the SSH return code using Paramiko?
....recv_exit_status()
client.close()
Example of its execution:
$ python sshtest.py
Password:
Command to run: true
running 'true'
exit status: 0
Command to run: false
running 'false'
exit status: 1
Command to run:
$
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Is there a simple way to remove unused dependencies from a maven pom.xml?
...declared and unused declared dependencies (while ignoring runtime/provided/test/system scopes for unused dependency analysis.)
Be careful while using this, some libraries used at runtime are considered as unused!
For more details refer this link
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Rails ActionMailer - format sender and recipient name/email address
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This was helpful! FYI, if you're trying to test this, you will need to look at @email.header['From'].to_s, not @email.from. The latter contains only the email address and not the name.
– sbleon
Mar 19 '12 at 18:18
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SQLite table constraint - unique on multiple columns
...'Charles', 'chucky cheese'),
('Alice', 'Some other title');
$ sqlite3 test.sqlite
SQLite version 3.28.0 2019-04-16 19:49:53
Enter ".help" for usage hints.
sqlite> CREATE TABLE IF NOT EXISTS t1 (id INTEGER PRIMARY KEY, a TEXT UNIQUE, b TEXT);
sqlite> INSERT INTO t1 (a, b) VALUES
...>...
Rails auto-assigning id that already exists
...ossible your database has an improper identity seed on your id column? To test try doing a couple inserts directly into your database and see if the same behavior exists.
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ASP.NET MVC Razor render without encoding
...markup using the IHtmlString class, which renders unencoded HTML.") I also tested this and quotes are not encoded.
– James Wilkins
Dec 4 '17 at 6:25
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Show a PDF files in users browser via PHP/Perl
...ublic');
ini_set('zlib.output_compression','0');
die($content);
Tested and works fine. If you want the file to download instead, replace
Content-Disposition: inline
with
Content-Disposition: attachment
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