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How to overwrite the previous print to stdout in python?
...o the start of the line without advancing to the next line:
for x in range(10):
print '{0}\r'.format(x),
print
The comma at the end of the print statement tells it not to go to the next line. The last print statement advances to the next line so your prompt won't overwrite your final output.
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How to “return an object” in C++?
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107
I don't want to return a copied value because it's inefficient
Prove it.
Look up RVO and...
How to merge 2 JSON objects from 2 files using jq?
...’s answer.
– Chriki
May 16 '17 at 10:20
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Should programmers use SSIS, and if so, why? [closed]
...ry day to maintain and manage a large data warehouse and cube. I have been 100% business intelligence and data warehousing for two years. Before that I was a .NET application developer for 10.
The value of SSIS is as a workflow engine to move data from one spot to another with maybe some limited tr...
Using ZXing to create an Android barcode scanning app [duplicate]
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210
The ZXing project provides a standalone barcode reader application which — via Android's inte...
RegEx to make sure that the string contains at least one lower case char, upper case char, digit and
... matter.
– Bart Kiers
Oct 14 '09 at 10:03
If you would be willing to add a little explanation, I am having trouble und...
When and why would you seal a class?
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10
The reason #1 sounds vague but, assuming we don't write "security features" most of the time, does that mean reason #1 hardly applies? Reas...
Performance of static methods vs instance methods
...ds, can reduce some of the costs discussed at http://joeduffyblog.com/2011/10/23/on-generics-and-some-of-the-associated-overheads/ in the case where that given static isn't called for a given type. As he puts it "As an aside, it turns out that extension methods are a great way to make generic abstra...
Pure virtual destructor in C++
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answered Mar 10 '09 at 16:04
MSNMSN
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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
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edited May 24 '10 at 3:07
answered May 24 '10 at 3:02
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