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How do I use extern to share variables between source files?
... for the variable is allocated in another file.
Say you have two .c-files test1.c and test2.c. If you define a global variable int test1_var; in test1.c and you'd like to access this variable in test2.c you have to use extern int test1_var; in test2.c.
Complete sample:
$ cat test1.c
int test1_va...
How to correctly close a feature branch in Mercurial?
... 4:31b6f976956b
| | summary: Changeset2
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| o changeset: 3:5cb34be9e777
| | parent: 1:1cc843e7f4b5
| | summary: Changeset 1
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o | changeset: 2:0a834fa43688
|/ summary: Changeset C
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o changeset: 1:1cc843e7f4b5
| summary: Changeset B
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o changeset: 0:a9afb...
How to get the list of files in a directory in a shell script?
...
$ pwd; ls -l
/home/victoria/test
total 12
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 a
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 b
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 c
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:32 'c d'
...
Where can I locate themes for VS2012
... Windows 8 Pro x64, Visual Studio 2012 Update 1, and it works perfectly (tested on three different machines). And it is not necessary to restart Windows, restarting VS is enough.
– Konamiman
Jan 10 '13 at 10:26
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Does MSTest have an equivalent to NUnit's TestCase?
I find the TestCase feature in NUnit quite useful as a quick way to specify test parameters without needing a separate method for each test. Is there anything similar in MSTest?
...
Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...that in Internet Explorer (but, unfortunately, not in the other browsers I tested), you can use some Unicode variable names. This made my day, and I was absolutely delighted that I could write fun Unicode-laden code like this:
...
How does this milw0rm heap spraying exploit work?
... mov eax,ss
00000047 AD lodsd
00000048 A844 test al,0x44
0000004A 52 push edx
0000004B 4A dec edx
0000004C 3B81B80DD748 cmp eax,[ecx+0x48d70db8]
00000052 4B dec ebx
00000053 D46C aam 0x6c
00000055 46 ...
Compile time string hashing
...MPILE_TIME_CRC32_STR(x) (crc32<sizeof(x) - 2>(x) ^ 0xFFFFFFFF)
enum TestEnum
{
CrcVal01 = COMPILE_TIME_CRC32_STR("stack-overflow"),
};
CrcVal01 is equal to 0x335CC04A
Hope this will help you!
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Convert hex string to int
...ring, I get NumberFormatException: For input string: "AF0005E2A6C630059E4754B8799360F5" ... Solution ?
– Anum Sheraz
May 25 '18 at 11:32
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How to continue a Docker container which has exited
...INER_ID> or <NAMES>
Say from the above picture, container id
4b161b302337
So command to be run is
docker start 4b161b302337
One can verify whether the container is running with
docker ps
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