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Different ways of clearing lists
...ist object the name old list points at. If the list object is only pointed by the name old_list at, the reference count would be 0, and the object would be freed for garbage collection.
del old_list
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Can a shell script set environment variables of the calling shell? [duplicate]
...t then outputs a language specific set of instructions that must be eval'd by the calling process.
– matpie
Jan 30 '09 at 22:02
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String.Replace ignoring case
...ed string.
// Note: StringBuilder has a better performance than String by 30-40%.
StringBuilder resultStringBuilder = new StringBuilder(str.Length);
// Analyze the replacement: replace or remove.
bool isReplacementNullOrEmpty = string.IsNullOrEmpty(@newValue);
// Replace al...
What's the significance of Oct 12 1999? [closed]
...ormsAuthentication , the ASP.NET team chose to expire the FormsAuth cookie by setting the expiration date to "Oct 12 1999".
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Bypass confirmation prompt for pip uninstall
...-E '^django-' | xargs pip -q uninstall because the yeses would get gobbled by the pip freeze not the xargs argument/command, pip uninstall.
– hobs
May 25 '13 at 0:10
3
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How can I conditionally require form inputs with AngularJS?
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This feature is documented by now: docs.angularjs.org/api/ng/directive/ngRequired
– bjunix
May 9 '16 at 11:42
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How do I get the different parts of a Flask request's url?
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If you are using Python, I would suggest by exploring the request object:
dir(request)
Since the object support the method dict:
request.__dict__
It can be printed or saved. I use it to log 404 codes in Flask:
@app.errorhandler(404)
def not_found(e):
with o...
Rails 4 - Strong Parameters - Nested Objects
...sted object within an array. In your case it would be
Update as suggested by @RafaelOliveira
params.require(:measurement)
.permit(:name, :groundtruth => [:type, :coordinates => []])
On the other hand if you want nested of multiple objects then you wrap it inside a hash… like this
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Decreasing height of bootstrap 3.0 navbar
... check my answer on this page... the min-height for .navbar is set to 50px by default, so if you set the height to 28px it will be overridden by the 50px min-height...
– patrick
Nov 2 '13 at 0:04
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cannot find zip-align when publishing app
...I encouraged everyone to update to Android SDK Build-tools 20 as suggested by Pang in the post below.
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