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What are the downsides to using Dependency Injection? [closed]
...t if I decide that the output should be unicode. I probably want to switch from std::cout to std::wcout. But that means my strings then have to be of wchar_t, not of char. Either every caller has to be changed, or (more reasonably), the old implementation gets replaced with an adaptor that translate...
How to set environment variables in Python?
...bles in the Python script and I want all the other scripts that are called from Python to see the environment variables' set.
...
Pointer arithmetic for void pointer in C
...ase must also compile with MSVC).
The C Standard Speaks
Quotes are taken from the n1256 draft.
The standard's description of the addition operation states:
6.5.6-2: For addition, either both
operands shall have arithmetic type,
or one operand shall be a pointer to
an object type and the...
How can I view a git log of just one user's commits?
When using git log , how can I filter by user so that I see only commits from that user?
15 Answers
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How do I pass multiple attributes into an Angular.js attribute directive?
...I've edited the attribute names to use snake-case. You OK if I remove that from your answer as it was just a silly error by me and distracts from the point of the actual question and answer?
– Undistraction
May 14 '13 at 17:58
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How to write to an existing excel file without overwriting data (using pandas)?
...riter gives a clue that something like this might work out:
import pandas
from openpyxl import load_workbook
book = load_workbook('Masterfile.xlsx')
writer = pandas.ExcelWriter('Masterfile.xlsx', engine='openpyxl')
writer.book = book
## ExcelWriter for some reason uses writer.sheets to access th...
seek() function?
...e.
It's important to note that its syntax is as follows:
fp.seek(offset, from_what)
where fp is the file pointer you're working with; offset means how many positions you will move; from_what defines your point of reference:
0: means your reference point is the beginning of the file
1: means yo...
Ajax using https on an http page
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Add the Access-Control-Allow-Origin header from the server
Access-Control-Allow-Origin: https://www.mysite.com
http://en.wikipedia.org/wiki/Cross-Origin_Resource_Sharing
share
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java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
...my app. In my FragmentActivity I'm using an AsyncTask for downloading data from internet. In the onPreExecute() method I add a Fragment and in the onPostExecute() method I remove it again. When the orientation is changed in between, I get the above mentioned exception. Please take a look at the deta...
DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... the transaction. (You might think of it as a safety feature, to keep you from corrupting your data.)
To fix this, you'll want to figure out where in the code that bad query is being executed. It might be helpful to use the log_statement and log_min_error_statement options in your postgresql serv...