Bill Ryder bryder
bryder
/ warn_class_methods.py
Created
May 4, 2015 02:04
How to deprecation warn on all classmethods in python
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| def _warn(cls, func, *args, **kwargs): | |
| warn("blah_class is deprecated - use BlahClass instead", DeprecationWarning) | |
| return func(*args, **kwargs) | |
| class blah_class(BlahClass): | |
| @classmethod | |
| def add_warnings(cls): | |
| for attr_name, attr_value in BlahClass.__dict__.items(): |
bryder
/ override_bad_cert_go_get
Created
June 9, 2015 19:40
handling man in the middle pain for go get etc etc
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| env HTTPS_PROXY=aproxy:3128 GIT_SSL_NO_VERIFY=true go get -v github.com/jessevdk/go-flags |
bryder
/ disable_onscreen_keyboard.ps1
Created
June 23, 2015 00:41
Disable onscreen keyboard for windows 8.1
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| Set-Service tabletinputservice -StartupType Disabled | |
| stop-service tabletinputservice |
bryder
/ enable_onscreen_keyboard.ps1
Created
June 23, 2015 00:42
Enable on screen keyboard windows 8.1
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| Set-Service tabletinputservice -Status Running -StartupType Manual |
bryder
/ json_dumps_serialiser_that_should_be_default.py
Last active
April 28, 2016 20:15
make json.dumps serialise common things. Doh.
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| # from stack overflow http://stackoverflow.com/questions/8230315/python-sets-are-not-json-serializable and others | |
| class SerialiseThis(json.JSONEncoder): | |
| def default(self, obj): | |
| if isinstance(obj, set): | |
| return list(obj) | |
| if isinstance(obj, datetime.datetime): | |
| return obj.isoformat() |
bryder
/ get_script_pathname_dirname.py
Created
September 7, 2015 21:32
get fully qualified forms of name of the currently running python script
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| script_path = os.path.realpath(__file__) | |
| script_path_no_ext = os.path.splitext(os.path.realpath(__file__))[0] | |
| script_dir = os.path.dirname(script_path) | |
bryder
/ gist:9af775bad4342ba97490
Created
October 21, 2015 03:19
Simulating less memory using tmpfs
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| sudo mkdir /mnt/tmpfs | |
| sudo mount -t tmpfs -o size=16g /dev/shm /mnt/tmpfs | |
| dd if=/dev/zero bs=1024k count=4096 of=/mnt/tmpfs/bigfile |
bryder
/ dirname_basename_fullpath_of_script.bash
Last active
January 12, 2017 21:53
get dirname/basename and full path of a script in bash
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| # This will work even with spaces in the directory name or the script name | |
| # or even if the script is sourced | |
| script_basename=${BASH_SOURCE[0]##*/} | |
| # on osx you need to brew install coreutils - then you get greadlink not readlink as in linux | |
| script_fullpath=$( (greadlink -f "${BASH_SOURCE[0]}" || readlink -f "${BASH_SOURCE[0]}" ) 2> /dev/null) | |
| script_dirname=${script_fullpath%/*} | |
| echo basename \'${script_basename}\' | |
| echo fullpath \'${script_fullpath}\' |
bryder
/ version_check_module.py
Created
December 3, 2015 04:00
Check module version in python is a minimum
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| from distutils.version import LooseVersion | |
| if LooseVersion(thing.__version__) < LooseVersion('1.11.1'): | |
| exit("Use the right version dude") | |
bryder
/ postgres queries to get replication log position deltas
Last active
March 1, 2016 02:42
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| On the slave (python string) | |
| "select pg_last_xlog_receive_location(), pg_last_xlog_replay_location(), " | |
| "EXTRACT (EPOCH FROM now() - pg_last_xact_replay_timestamp()) AS seconds_since_last_replay, " | |
| "pg_xlog_location_diff(pg_last_xlog_receive_location(), pg_last_xlog_replay_location()) " | |
| "AS replay_receive_xlog_pos_delta; | |
| On the master | |
| use pg_xlog_location_diff with the extracted positions from the slave to do something similar |