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Require either of two arguments using argparse
...ot both.
import argparse
parser = argparse.ArgumentParser()
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument('--foo',action=.....)
group.add_argument('--bar',action=.....)
args = parser.parse_args()
BTW, just found another question referring ...
Search and Replace with RegEx components in Atom editor
...
Any idea how do I eval the captured group to do some stuff on it before replacing? For example, if $1 captures a number group - 123, replace it by adding 1 to it, something like eval($1+1)..?
– SexyBeast
Feb 22 '15 at 0:35...
Distinct() with lambda?
...
IEnumerable<Customer> filteredList = originalList
.GroupBy(customer => customer.CustomerId)
.Select(group => group.First());
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Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
...rify the permissions of your home directory to remove write access for the group and others.
chmod go-w ~
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Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue
...rGenerator
{
/**
* Creates a HUE ajustment ColorFilter
* @see http://groups.google.com/group/android-developers/browse_thread/thread/9e215c83c3819953
* @see http://gskinner.com/blog/archives/2007/12/colormatrix_cla.html
* @param value degrees to shift the hue.
* @return
*/
public static Co...
Modify Address Bar URL in AJAX App to Match Current State
...imilar technique is used by fb while navigating through pages of different groups. You have a left nav column in which different groups are mentioned. When you click on a particular group name the url changes and only the content of the main content pane changes along with the url(no hash). So when ...
You can't specify target table for update in FROM clause
... e.g., let you include non-aggregated columns in SELECT lists when you use GROUP BY, and MySQL does. I'd argue that MySQL is in the wrong here, and I might say the same of the other DBMSs for UPDATE statements.
– siride
Mar 13 '13 at 20:50
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How to remove outliers from a dataset
...ay you are done will filter based on data value. If box plot is also doing grouping, not necessarily same data value will be outlier in each group
– adam
Jun 12 '15 at 9:04
2
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Difference between MEAN.js and MEAN.io
... that generator-angular-fullstack doesn't
3.7% Dedicated/searchable user group: response time mostly under a day
0.4% Generate routes
0.4% Authentication - Oauth
0.4% config
0.4% i18n, localization
0.4% Input application profile
0.3% FEATURE (a.k.a. module, entity, crud-mock)
0.3% Menus system
0.3...
C++ Tuple vs Struct
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Group | Experiment | Prob. Space | Samples | Iterations | Baseline | us/Iteration | Iterations/sec |
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