Changing an AIX password via script?
You can try: echo “USERNAME:NEWPASSWORD” | chpasswd
aix
Create a copy of a table within the same database DB2
Try this: CREATE TABLE SCHEMA.NEW_TB LIKE SCHEMA.OLD_TB; INSERT INTO SCHEMA.NEW_TB (SELECT * FROM SCHEMA.OLD_TB); Options that are not copied include: Check constraints Column default values Column comments Foreign keys Logged and compact option on BLOB columns Distinct types
Why can “%.10f” % Decimal(u) emit a string with a literal colon?
Although not an “answer”, I can give you my results on a slightly newer version running on AIX. Sorry that I’m unable to replicate your problem. [lholtscl@ibm3 ~]$ python Python 2.7.13 (default, Sep 7 2017, 21:08:50) [C] on aix7 Type “help”, “copyright”, “credits” or “license” for more information. >>> print “%.10f” % 123456789012 123456789012.0000000000 >>> … Read more
Getting an error – AttributeError: ‘module’ object has no attribute ‘run’ while running subprocess.run([“ls”, “-l”])
The subprocess.run() function only exists in Python 3.5 and newer. It is easy enough to backport however: def run(*popenargs, **kwargs): input = kwargs.pop(“input”, None) check = kwargs.pop(“handle”, False) if input is not None: if ‘stdin’ in kwargs: raise ValueError(‘stdin and input arguments may not both be used.’) kwargs[‘stdin’] = subprocess.PIPE process = subprocess.Popen(*popenargs, **kwargs) try: … Read more
How to runtime debug shared libraries?
You just need to call gdb with the executable (it does not matter if it is yours or a 3rd party one). Here is an example where I debug the ls command and set a breakpoint in the (shared) c library. This example uses gdb 6.8 which supports deferred (pending) breakpoints which makes this easy: … Read more
How to ignore conflicts in rpm installs
The –force option will reinstall already installed packages or overwrite already installed files from other packages. You don’t want this normally. If you tell rpm to install all RPMs from some directory, then it does exactly this. rpm will not ignore RPMs listed for installation. You must manually remove the unneeded RPMs from the list … Read more
Find files in created between a date range
If you use GNU find, since version 4.3.3 you can do: find -newerct “1 Aug 2013” ! -newerct “1 Sep 2013” -ls It will accept any date string accepted by GNU date -d. You can change the c in -newerct to any of a, B, c, or m for looking at atime/birth/ctime/mtime. Another example – … Read more
How to get the command line args passed to a running process on unix/linux systems?
There are several options: ps -fp <pid> cat /proc/<pid>/cmdline | sed -e “s/\x00/ /g”; echo There is more info in /proc/<pid> on Linux, just have a look. On other Unixes things might be different. The ps command will work everywhere, the /proc stuff is OS specific. For example on AIX there is no cmdline in … Read more
How to mkdir only if a directory does not already exist?
Try mkdir -p: mkdir -p foo Note that this will also create any intermediate directories that don’t exist; for instance, mkdir -p foo/bar/baz will create directories foo, foo/bar, and foo/bar/baz if they don’t exist. Some implementation like GNU mkdir include mkdir –parents as a more readable alias, but this is not specified in POSIX/Single Unix … Read more