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uint8_t vs unsigned char
...ent - for example you may have an ARM device that communicates with an x86 Linux server.
There are a few caveats with using packed structures. The biggest gotcha is that you must avoid dereferencing the address of a member. On systems with mutibyte aligned words, this can result in a misaligned exc...
Tool to track #include dependencies [closed]
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I wrote a python script to read the output of cinclude2dot and get all the dependency in a map and then do depth-first-traversal to finally output a forest of sources. The forest that does not have any .cc/.c/.cxx file in that(only the...
Finding last occurrence of substring in string, replacing that
...ause if the parameter is omitted the function will give an error (tried in Python 2.7). I would suggest either remove the default value, set it to -1 (for unlimited replacements) or better make it replacements=1 (which I think should be the default behaviour for this particular function according to...
How to solve PHP error 'Notice: Array to string conversion in…'
...(array(1,2,3))
PHP Notice: Array to string conversion in
/usr/local/lib/python2.7/dist-packages/phpsh/phpsh.php(591) :
eval()'d code on line 1
Array
In this case, the function print dumps the literal string: Array to stdout and then logs the Notice to stderr and keeps going.
Another example ...
How can I catch a ctrl-c event?
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Yes, it's POSIX. I forgot to add Linux to the question.
– Scott
Oct 29 '09 at 1:42
3
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Why am I getting a NoClassDefFoundError in Java?
... under the directory D:\myprogram (on Windows) or /home/user/myprogram (on Linux).
The file structure will look like this:
When we invoke Java, we specify the name of the application to run: org.mypackage.HelloWorld. However we must also tell Java where to look for the files and directories defin...
ls command: how can I get a recursive full-path listing, one line per file?
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Can this be formatted with a falg? ie. python pprint.pprint(files)
– Nathan
Apr 13 '18 at 19:24
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How do I simply create a patch from my latest git commit?
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@hrach not on Linux it doesn't
– Robin Green
Feb 22 '14 at 12:09
4
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How to check if a line is blank using regex
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in python: if line.strip(): since an empty string evaluates to False
– John Mark
Oct 28 '19 at 21:22
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PSQLException: current transaction is aborted, commands ignored until end of transaction block
...lt stops you from doing this.
I'm using: PostgreSQL 9.1.6 on x86_64-redhat-linux-gnu, compiled by gcc (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2), 64-bit".
My PostgreSQL driver is: postgresql-9.2-1000.jdbc4.jar
Using Java version: Java 1.7
Here is the table create statement to illustrate the Exception:
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