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Compiler error: memset was not declared in this scope
...per equivalent C++ headers, <cstring>/<cstdio>/<cstdlib>/etc, rather than C's <string.h>/<stdio.h>/<stdlib.h>/etc.
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How do I convert a git repository to mercurial?
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On Ubuntu the system wide change can be made at /etc/mercurial/hgrc
– Sentient
Jan 11 '13 at 22:39
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Where to put include statements, header or source?
...ytes within the union would require that they be accessed as theUnion.b.b1 etc. which seems rather annoying.
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Getting A File's Mime Type In Java
I was just wondering how most people fetch a mime type from a file in Java? So far I've tried two utils: JMimeMagic & Mime-Util .
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Determine installed PowerShell version
...ct
the version of the host only, not the engine. PowerGUI,
PowerShellPLUS, etc. are all hosting applications, and
they will set the host's version to reflect their product
version — which is entirely correct, but not what you're looking for.
PS C:\> $PSVersionTable.PSVersion
Major Minor Bu...
What's the difference between backtracking and depth first search?
... and eliminate it, then backtrack to the next possible move, eliminate it, etc.
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How big can a MySQL database get before performance starts to degrade
... is: it depends on the query, data that it operates on, indexes, hardware, etc. You can get an idea of how many rows are going to be scanned and what indexes are going to be used with EXPLAIN syntax.
2GB does not really count as a "large" database - it's more of a medium size.
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Java concurrency: Countdown latch vs Cyclic barrier
...s reset and can be used again.
For simple use cases - services starting etc... a CountdownLatch is fine. A CyclicBarrier is useful for more complex co-ordination tasks. An example of such a thing would be parallel computation - where multiple subtasks are involved in the computation - kind of l...
New line in text area
...; is a line break in HTML. Many other elements, eg <p>, <div>, etc also render line breaks unless overridden with some styles.
Hopefully the following illustration will make it clearer:
T.innerText = "Position of LF: " + t.value.indexOf("\n");
p1.innerHTML = t.value;
p2.innerH...
Visual Studio debugging “quick watch” tool and lambda expressions
...NET, declaring variables in Immediate window, inspecting dynamic variables etc. Also lambda expressions that require calls to native functions aren't currently supported.
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