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Guaranteed lifetime of temporary in C++?
... Johannes Schaub - litbJohannes Schaub - litb
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Cast Object to Generic Type for returning
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In Jinja2, how do you test if a variable is undefined?
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From the Jinja2 template designer documentation:
{% if variable is defined %}
value of va...
unable to locate nuget.exe when building webservice on appharbor
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edited May 23 '17 at 12:18
Community♦
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answered Dec 10 '13 at 18:07
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android image button
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CaseyBCaseyB
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Overloading member access operators ->, .*
...->() const
{ return * target; }
};
void f() {
client x = { 3 };
proxy y = { & x };
proxy2 z = { & y };
std::cout << x.a << y->a << z->a; // print "333"
}
->*
This one is only tricky in that there is nothing special about it. The non-...
Can existing virtualenv be upgraded gracefully?
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You can use the Python 2.6 virtualenv to "revirtual" the existing directory. You will have to re...
awk without printing newline
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awk '{sum+=$3}; END {printf "%f",sum/NR}' ${file}_${f}_v1.xls >> to-plot-p.xls
print will insert a newline by default. You dont want that to happen, hence use printf instead.
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
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Truncate a list to a given number of elements
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