大约有 830 项符合查询结果（耗时：0.0113秒） [XML]
Is “inline” without “static” or “extern” ever useful in C99?
...he inline version, so I don't think it's a compiler bug. I tried with gcc 4.3, 4.4 and 4.5, all give a linker error.
– Sven Marnach
Jun 10 '11 at 23:23
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Build fat static library (device + simulator) using Xcode and SDK 4+
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Couldn't build it with iOS 4.3 target. Get the following error: invalid deployment target for -stdlib=libc++ (requires iOS 5.0 or later)
– Alex1987
Oct 20 '12 at 12:40
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Which is faster: while(1) or while(2)?
...le(4<7) {}
while(3==3 && 4==4) {}
while(8-9 < 0) {}
while(4.3 * 3e4 >= 2 << 6) {}
while(-0.1 + 02) {}
And even to my amazement:
#include<math.h>
while(sqrt(7)) {}
while(hypot(3,4)) {}
Things get a little more interesting with user-defined functions:
int x(void) {...
How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
...amicAnalysis" is also deprecated: docs.sonarqube.org/display/SONAR/Release+4.3+Upgrade+Notes
– Yves Martin
Apr 21 '16 at 9:33
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Clang vs GCC - which produces faster binaries? [closed]
...velopers, and then when you push the code out into the world, Linux distro/BSD/etc. end-users will use GCC for the faster binaries.
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How to turn on (literally) ALL of GCC's warnings?
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Gcc 4.3+ now has -Q --help=warnings, you can even specify --help=warnings,C to just print out the C related warnings.
I just wrote a m4 module to take advantage of this (also supports clang's -Weverything), see wget_manywarnings...
How to automatically generate a stacktrace when my program crashes
...ace:
/lib/libSegFault.so[0xb7f9e100]
??:0(??)[0xb7fa3400]
/usr/include/c++/4.3/bits/stl_queue.h:226(_ZNSt5queueISsSt5dequeISsSaISsEEE4pushERKSs)[0x805647a]
/home/dbingham/src/middle-earth-mud/alpha6/src/engine/player.cpp:73(_ZN6Player5inputESs)[0x805377c]
/home/dbingham/src/middle-earth-mud/alpha6/s...
How are msys, msys2, and msysgit related to each other?
...get, and to which MacOSX users are
used to from Homebrew or MacPorts, or BSD users from the Ports system,
to MSys2: a simple pacman -Syu will update all installed packages to
the newest versions currently available.
MSys2 is also very active, typically providing package updates
multiple...
How to modify a global variable within a function in bash?
... then let's implement an API for exactly this:
# This needs a modern bash 4.3 (see "help declare" if "-n" is present,
# we get rid of it below anyway).
: capture VARIABLE command args..
capture()
{
local -n output="$1"
shift
output="$("$@")"
}
Now, instead of writing
d1=$(d)
we can write
capt...
How to profile a bash shell script slow startup?
... follow in this...
Using script, scriptreplay and timing file
As part of BSD Utils, script (and scriptreplay) is a very old tool which can be used to profile bash, with a very small footprint.
script -t script.log 2>script.tim -c 'bash -x -c "
for ((i=3;i--;));do sleep .1;done
for ((i...