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Is #pragma once part of the C++11 standard?
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109
#pragma once is not standard. It is a widespread (but not
universal) extension, which can be ...
How can you sort an array without mutating the original array?
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176
Another way with es6 (non-deep copy):
const sorted = [...arr].sort();
the spread-syntax as ...
How do I use an INSERT statement's OUTPUT clause to get the identity value?
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Npm install failed with “cannot run in wd”
I am trying to get my node environment set up on a new Ubuntu 12.04 instance, with Node 0.8.14 already installed, but I ran into problems when I try to run npm install .
So when I try npm install , it says that I need to run it as root or adminisrator:
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Meaning of Android Studio error: Not annotated parameter overrides @NonNull parameter
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124
It's an annotation, but the correct name is NonNull:
protected void onSaveInstanceState(@NonN...
How to check if a user is logged in (how to properly use user.is_authenticated)?
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Update for Django 1.10+:
is_authenticated is now an attribute in Django 1.10.
The method was removed in Django 2.0.
For Django 1.9 and older:
is_authenticated is a function. You should call it like
if request.user.is_authenticated():
# do ...
How can I keep my branch up to date with master with git?
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175
Assuming you're fine with taking all of the changes in master, what you want is:
git checkout...
What's the easy way to auto create non existing dir in ansible
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141
Right now, this is the only way
- name: Ensures {{project_root}}/conf dir exists
file: path...
GIT clone repo across local file system in windows
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179
You can specify the remote’s URL by applying the UNC path to the file protocol. This require...
How to enable external request in IIS Express?
...command from an administrative prompt:
httpcfg set urlacl /u http://vaidesg1:8080/ /a D:(A;;GX;;;WD)
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