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How do Google+ +1 widgets break out of their iframe?
...pect that element then you'll get an iframe src for plusone.google.com/u/0/_/+/fastbutton?url=... This iframe contains the CSRF token for submitting to google+.
– rook
Sep 6 '11 at 0:50
...
Python List vs. Array - when to use?
...or data that could be represented with simple C types (e.g. float or uint64_t).
The array.array type, on the other hand, is just a thin wrapper on C arrays. It can hold only homogeneous data (that is to say, all of the same type) and so it uses only sizeof(one object) * length bytes of memory. Mos...
MySQL Error 1215: Cannot add foreign key constraint
...
I'm guessing that Clients.Case_Number and/or Staff.Emp_ID are not exactly the same data type as Clients_has_Staff.Clients_Case_Number and Clients_has_Staff.Staff_Emp_ID.
Perhaps the columns in the parent tables are INT UNSIGNED?
They need to be exactly ...
How to enable C++11 in Qt Creator?
... that web page). It requires Qt 5.
The other answers, suggesting
QMAKE_CXXFLAGS += -std=c++11 (or QMAKE_CXXFLAGS += -std=c++0x)
also work with Qt 4.8 and gcc / clang.
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How to “log in” to a website using Python's Requests module?
...xt is closed after use.
with requests.Session() as s:
p = s.post('LOGIN_URL', data=payload)
# print the html returned or something more intelligent to see if it's a successful login page.
print p.text
# An authorised request.
r = s.get('A protected web page url')
print r.tex...
How to parse JSON in Java
... text. How can I parse it to get the values of pageName , pagePic , post_id , etc.?
34 Answers
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Warning the user/local/mysql/data directory is not owned by the mysql user
...
This work for me in El Capitan & Sierra
sudo chown -R _mysql:wheel /usr/local/mysql/data
That's it.
Update: to fix auto start
I found it more useful if you fix Auto Starting too:
sudo nano /Library/LaunchDaemons/com.mysql.mysql.plist
And paste in:
<!--?xml version="...
How do I copy an entire directory of files into an existing directory using Python?
...ith a pre-existing dir. This needs to be changed. At least provide an exist_ok=False parameter to the call
– cfi
Sep 26 '12 at 16:05
6
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Is there a way to make a PowerShell script work by double clicking a .ps1 file?
...es to work the way VBS files do, you can edit the registry like this:
HKEY_CLASSES_ROOT\Microsoft.PowerShellScript.1\Shell\open\command
Edit the Default value to be something like so...
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noLogo -ExecutionPolicy unrestricted -file "%1"
...
Rails.env vs RAILS_ENV
...
According to the docs, #Rails.env wraps RAILS_ENV:
# File vendor/rails/railties/lib/initializer.rb, line 55
def env
@_env ||= ActiveSupport::StringInquirer.new(RAILS_ENV)
end
But, look at specifically how it's wrapped, using ActiveSupport::String...