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Finding current executable's path without /proc/self/exe
... SunOS, Solaris, SYSV, HPUX, Concentrix, SCO, Darwin, AIX, OS X, Nextstep, etc. And with a little modification probably VMS, VM/CMS, DOS/Windows, ReactOS, OS/2, etc. If a program was launched directly from a GUI environment, it should have set argv[0] to an absolute path.
Understand that almos...
How do I create a list of random numbers without duplicates?
...ignificantly cheaper. For ranges of size N, if you want to generate on the order of N unique k-sequences or more, I recommend the accepted solution using the builtin methods random.sample(range(N),k) as this has been optimized in python for speed.
Code
# Return a randomized "range" using a Linear Co...
Fastest Way to Find Distance Between Two Lat/Long Points
... @Quassnoi: A couple corrections: You'll probably want to switch the order of the coordinates to lat, long. Also, longitudinal distances are proportional the cosine of the latitude, not longitude. And you'll want to change it from multiplication to division, so your first coordinate would b...
Is there a concise way to iterate over a stream with indices in Java 8?
...llel stream could break as the items would not necesarily be processed "in order".
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AI2 Keep Awake
...hat are not actively used, i.e. are in the background, are restricted in order to reduce energy consumption. Processor performance adjustment: The processor is throttled to save energy. Deactivation of unnecessary functions: Functions such as Bluetooth, WLAN or GPS are deactivated when they ar...
Multiple INSERT statements vs. single INSERT with multiple VALUES
...ried a query consisting entirely of duplicate rows and neither affects the order of the output of the table of the constants (and as you are inserting into a heap time spent sorting would be pointless anyway even if it did).
Moreover if a clustered index is added to the table the plan still shows ...
How to return dictionary keys as a list in Python?
... Note that if you use list(newdict.keys()) that the keys are not in the order you placed them due to hashing order!
– Nate M
Jan 30 '19 at 3:28
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Java LinkedHashMap get first or last entry
I have used LinkedHashMap because it is important the order in which keys entered in the map.
14 Answers
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ORA-00979 not a group by expression
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No, you do not need to put them in your order by clause
– Xaisoft
Oct 5 '09 at 15:10
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SQL Server: Get table primary key using sql query [duplicate]
...NSTRAINT_NAME = KU.CONSTRAINT_NAME
AND KU.table_name='YourTableName'
ORDER BY
KU.TABLE_NAME
,KU.ORDINAL_POSITION
;
I have tested this on SQL Server 2003/2005
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