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How to modify existing, unpushed commit messages?
...epresenting your new commit message. It starts out populated with the text from your old commit message. Change the commit message as you want, then save the file and quit your editor to finish.
To amend the previous commit and keep the same log message, run
git commit --amend -C HEAD
To fix the...
TypeError: sequence item 0: expected string, int found
I am attempting to insert data from a dictionary into a database. I want to iterate over the values and format them accordingly, depending on the data type. Here is a snippet of the code I am using:
...
Python argparse ignore unrecognised arguments
...ent and testing code that I want to eventually migrate to a script invoked from a command line)
– gumption
Jan 28 '15 at 16:48
1
...
Shards and replicas in Elasticsearch
...age to understand it. If I download Elasticsearch and run the script, then from what I know I have started a cluster with a single node. Now this node (my PC) have 5 shards (?) and some replicas (?).
...
Expanding tuples into arguments
...re out of syntax sugar:
apply_tuple = lambda f, t: f(*t)
Example usage:
from toolz import *
from operator import add, eq
apply_tuple = curry(apply_tuple)
thread_last(
[(1,2), (3,4)],
(map, apply_tuple(add)),
list,
(eq, [3, 7])
)
# Prints 'True'
curry redefiniton of apply_tupl...
JPA - Returning an auto generated id after persist()
...ated a separate table named hibernate_sequences and restarted the sequence from 1.
– SriSri
May 4 '18 at 3:37
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How do I show the value of a #define at compile-time?
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The preprocessor understands quoted strings and handles them differently from normal text. String concatenation is an example of this special treatment. The message pragma requires an argument that is a quoted string. When there is more than one component to the argument then they must all be stri...
How to add a custom loglevel to Python's logging facility
...the lower level messages will erroneously be printed.
To prevent that from happening, you need another line inside the "debugv" function to check if the logging level in question is actually enabled.
Fixed example that checks if the logging level is enabled:
import logging
DEBUG_LEVELV_NUM =...
What happens to git commits created in a detached HEAD state?
... state with
git reflog
Then execute, with all the commit hashes ordered from oldest to most recent:
git cherry-pick <hash1> <hash2> <hash3> ...
For example if I had only one, given in the "first 7 characters" short hash format:
git cherry-pick a21d053
This will create new...
How to use double or single brackets, parentheses, curly braces
...mp;1; date; } | tee logfile
# now we can calculate the duration of a build from the logfile
There is a subtle syntactic difference with ( ), though (see bash reference) ; essentially, a semicolon ; after the last command within braces is a must, and the braces {, } must be surrounded by spaces.
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