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When would you use the Builder Pattern? [closed]
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The key difference between a builder and factory IMHO, is that a builder is useful when you need to do lots of things to build an object. For example imagine a DOM. You have to create plenty of nodes and attributes to get your final object. A factory is used whe...
In PHP what does it mean by a function being binary-safe?
...you pass it arbitrary binary data (i.e. strings containing non-ASCII bytes and/or null bytes).
For example, a non-binary-safe function might be based on a C function which expects null-terminated strings, so if the string contains a null character, the function would ignore anything after it.
This...
How to use DbContext.Database.SqlQuery(sql, params) with stored procedure? EF Code First C
I have a stored procedure that has three parameters and I've been trying to use the following to return the results:
10 Ans...
Stop pip from failing on single package when installing with requirements.txt
...sed '/^\s*$/d' | xargs -n 1 pip install to remove anything in the comments and get rid of empty lines.
– Narek
Apr 17 '18 at 20:47
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Browse orphaned commits in Git
...y git repository has somehow gone wonky - I loaded up msysgit this morning and instead of the branch name being shown after the current directory, it says "((ref: re...))", 'git status' reports everything as a new file, 'git log' and 'git reflog' tell me "fatal: bad default revision 'HEAD'", and so ...
Check if a method exists
...d instead of others (deprecated ones), since self has not been created yet and respondsToSelector will always return NO.
– LightMan
Sep 6 '13 at 18:34
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pandas read_csv and filter columns with usecols
I have a csv file which isn't coming in correctly with pandas.read_csv when I filter the columns with usecols and use multiple indexes.
...
How does MySQL process ORDER BY and LIMIT in a query?
...ments, the first argument specifies the offset of the first row to return, and the second specifies the maximum number of rows to return. The offset of the initial row is 0 (not 1):
SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15
To retrieve all rows from a certain offset up to the end of the...
Moving matplotlib legend outside of the axis makes it cutoff by the figure box
... np.cos(x), label='Cosine')
ax.plot(x, np.arctan(x), label='Inverse tan')
handles, labels = ax.get_legend_handles_labels()
lgd = ax.legend(handles, labels, loc='upper center', bbox_to_anchor=(0.5,-0.1))
text = ax.text(-0.2,1.05, "Aribitrary text", transform=ax.transAxes)
ax.set_title("Trigonometry")...
PHP page redirect [duplicate]
... with include(), or require(), functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file.
This means you should not echo anything right before the header() function, as doing so wi...