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Should I use past or present tense in git commit messages? [closed]
I read once that git commit messages should be in the imperative present tense, e.g. "Add tests for x". I always find myself using the past tense, e.g. "Added tests for x" though, which feels a lot more natural to me.
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How does LMAX's disruptor pattern work?
...stand the disruptor pattern . I have watched the InfoQ video and tried to read their paper. I understand there is a ring buffer involved, that it is initialized as an extremely large array to take advantage of cache locality, eliminate allocation of new memory.
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Reading a resource file from within jar
I would like to read a resource from within my jar like so:
15 Answers
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How to jump to a particular line in a huge text file?
...o optimize internally, using a cache, the common case where many lines are read from a single file. This is used by the traceback module to retrieve source lines for inclusion in the formatted traceback...
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Read Excel File in Python
...directly a column of an excel file:
import pandas
import xlrd
df = pandas.read_excel('sample.xls')
#print the column names
print df.columns
#get the values for a given column
values = df['Arm_id'].values
#get a data frame with selected columns
FORMAT = ['Arm_id', 'DSPName', 'Pincode']
df_selected =...
What is the difference between a database and a data warehouse?
...es.
Data Warehouse
Used for Online Analytical Processing (OLAP). This reads the historical data for the Users for business decisions.
The Tables and joins are simple since they are de-normalized. This is done to reduce the response time for analytical queries.
Data – Modeling techniques ar...
Why do we have to specify FromBody and FromUri?
...verter that can convert from a string.
For complex types, Web API tries to read the value from the message body, using a media-type formatter.
So, if you want to override the above default behaviour and force Web API to read a complex type from the URI, add the [FromUri] attribute to the parameter...
UnicodeDecodeError: 'utf8' codec can't decode byte 0x9c
...application.
Alternatively: Use the open method from the codecs module to read in the file:
import codecs
with codecs.open(file_name, 'r', encoding='utf-8',
errors='ignore') as fdata:
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What is an invariant?
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Links? Technical jargon? READING? WTF? ;) Seriously though, good link, but a little summary would be nice.
– Dustman
Sep 21 '08 at 20:57
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How to change string into QString?
...tr);
If you have const char * encoded with system encoding that can be read with QTextCodec::codecForLocale() then you should use this method:
QString QString::fromLocal8Bit(const char * str, int size = -1)
const char* str = "zażółć gęślą jaźń"; // latin2 source file and system e...