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Can code that is valid in both C and C++ produce different behavior when compiled in each language?
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Alexey FrunzeAlexey Frunze
56.8k99 gold badges6666 silver badges154154 bronze badges
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Trying to SSH into an Amazon Ec2 instance - permission error
...mod 400 mykey.pem
Make sure to log in using ec2-user, and the correct ec2-99... address. The ec2-99 address is at the bottom of the aws console when you're logged in and seeing your instance listed
ssh -i mykey.pem ec2-user@ec2-99-99-99-99.compute-1.amazonaws.com
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Clean code to printf size_t in C++ (or: Nearest equivalent of C99's %z in C++)
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SergA
76999 silver badges1818 bronze badges
answered Nov 3 '09 at 18:26
dalledalle
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Comma in C/C++ macro
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This is possible with P99:
#include "p99/p99.h"
#define FOO(...) P99_ALLBUTLAST(__VA_ARGS__) P99_LAST(__VA_ARGS__)
FOO()
The code above effectively strips only the last comma in the argument list. Check with clang -E (P99 requires a C99 compiler...
Set multiple properties in a List ForEach()?
... can support multiple lines:
list.ForEach(i => { i.a = "hello!"; i.b = 99; });
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Python - Create a list with initial capacity
..._appending took 118.00003051757812 ms
prealloc_array_by_extending took 102.99992561340332 ms
prealloc_array took 3.000020980834961 ms
prealloc_array took 49.00002479553223 ms
prealloc_array took 316.9999122619629 ms
prealloc_array took 473.00004959106445 ms
prealloc_array took 1677.9999732971191 ms
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Checking if a double (or float) is NaN in C++
... function available in current C++ Standard Library. It was introduced in C99 and defined as a macro not a function. Elements of standard library defined by C99 are not part of current C++ standard ISO/IEC 14882:1998 neither its update ISO/IEC 14882:2003.
In 2005 Technical Report 1 was proposed. Th...
How to make a background 20% transparent on Android
...o use opacity then you can use the below code:
<color name="black">#99000000</color> <!-- 99 is for alpha and others pairs zero's are for R G B -->
And below for opacity code: and all opacity level here
Hex Opacity Values
100% — FF
95% — F2
90% — E6
85% — D9
80% — CC
75...
Getting key with maximum value in dictionary?
..., 91: 93, 92: 18, 93: 18, 94: 106, 95: 106, 96: 13, 9232: 35,
98: 26, 99: 26, 100: 26, 101: 26, 103: 88, 104: 13, 106: 13, 107: 101, 1132: 63,
2158: 51, 112: 21, 113: 13, 116: 21, 118: 34, 119: 34, 7288: 45, 121: 96, 122: 21,
124: 109, 125: 109, 128: 8, 1154: 32, 131: 29, 134: 29, 136...
Add st, nd, rd and th (ordinal) suffix to a number
...1st
92 92nd
93 93rd
94 94th
95 95th
96 96th
97 97th
98 98th
99 99th
100 100th
101 101st
102 102nd
103 103rd
104 104th
105 105th
106 106th
107 107th
108 108th
109 109th
110 110th
111 111th
112 112th
113 113th
114 114th
115 115th
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