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Is < faster than
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No, it will not be faster on <em>mem>ost architectures. You didn't specify, but on x86, all of the integral co<em>mem>parisons will be typically i<em>mem>ple<em>mem>ented in two <em>mem>achine instructions:
A test or c<em>mem>p instruction, which sets EFLAGS
And a Jcc (ju<em>mem>p) instruction, depen...
Why does ConcurrentHash<em>Mem>ap prevent null keys and values?
The JavaDoc of ConcurrentHash<em>Mem>ap says this:
7 Answers
7
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In a django <em>mem>odel custo<em>mem> save() <em>mem>ethod, how should you identify a new object?
I want to trigger a special action in the save() <em>mem>ethod of a Django <em>mem>odel object when I'<em>mem> saving a new record (not updating an existing record.)
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Test if lists share any ite<em>mem>s in python
I want to check if any of the ite<em>mem>s in one list are present in another list. I can do it si<em>mem>ply with the code below, but I suspect there <em>mem>ight be a library function to do this. If not, is there a <em>mem>ore pythonic <em>mem>ethod of achieving the sa<em>mem>e result.
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incre<em>mem>ent date by one <em>mem>onth
Let's say I have a date in the following for<em>mem>at: 2010-12-11 (year-<em>mem>on-day)
17 Answers
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Switch state<em>mem>ent fall-through…should it be allowed? [closed]
For as long as I can re<em>mem>e<em>mem>ber I have avoided using switch state<em>mem>ent fall-through. Actually, I can't re<em>mem>e<em>mem>ber it ever entering <em>mem>y consciousness as a possible way to do things as it was drilled into <em>mem>y head early on that it was nothing <em>mem>ore than a bug in the switch state<em>mem>ent. However, today I ran acro...
How to fix height of TR?
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Tables are iffy (at least, in IE) when it co<em>mem>es to fixing heights and not wrapping text. I think you'll find that the only solution is to put the text inside a div ele<em>mem>ent, like so:
td.container &a<em>mem>p;gt; div {
width: 100%;
height: 100%;
overflow:hidden...
Are tuples <em>mem>ore efficient than lists in Python?
Is there any perfor<em>mem>ance difference between tuples and lists when it co<em>mem>es to instantiation and retrieval of ele<em>mem>ents?
8 A...
Initializing a two di<em>mem>ensional std::vector
... a default value:
std::vector&a<em>mem>p;lt;std::vector&a<em>mem>p;lt;int&a<em>mem>p;gt; &a<em>mem>p;gt; fog(
A_NU<em>Mem>BER,
std::vector&a<em>mem>p;lt;int&a<em>mem>p;gt;(OTHER_NU<em>Mem>BER)); // Defaults to zero initial value
If a value other than zero, say 4 for exa<em>mem>ple, was required to be the default then:
std::vector&a<em>mem>p;lt;std::vector&a<em>mem>p;lt;int&a<em>mem>p;gt; &a<em>mem>p;gt; fog(
A_N...
<em>Mem>aking git diff --stat show full file path
On doing git diff --stat so<em>mem>e files are listed with full path fro<em>mem> repository base but so<em>mem>e files are listed as:
7 Answer...