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What do the terms “CPU bound” and “I/O bound” mean?
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It's pretty intuitive:
A program is CPU bound if it would go faster if the CPU were faster, i.e. it spends the majority of its time simply using the CPU (doing calculations). A program that computes new digits of π will typically be CPU-bound, it's just crunching number...
Passing argument to alias in bash [duplicate]
...to/bar'
$ foo some args
will get expanded to
$ /path/to/bar some args
If you want to use explicit arguments, you'll need to use a function
$ foo () { /path/to/bar "$@" fixed args; }
$ foo abc 123
will be executed as if you had done
$ /path/to/bar abc 123 fixed args
To undefine an alias:
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C# Iterating through an enum? (Indexing a System.Array)
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You probably want to cast the second "val" to an int, if you want to troubleshoot value mismatch as in Enum.GetName(typeof(MyEnum), val), (int)val) in which the output provides the enumeration name and number.
– Greg
Jul 15 '13 at 20:14
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Difference between new and override
Wondering what the difference is between the following:
14 Answers
14
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WPF User Control Parent
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Still returns null. It's as if the control just has no parent.
– donniefitz2
Nov 20 '08 at 16:16
2
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How to change position of Toast in Android?
...rom the documentation,
Positioning your Toast
A standard toast notification appears near the bottom of the screen,
centered horizontally. You can change this position with the
setGravity(int, int, int) method. This accepts three parameters: a
Gravity constant, an x-position offset, an...
How do I capture the output into a variable from an external process in PowerShell?
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@stej, you're right. I was mainly clarifying that the code in your comment had different functionality to the code in the answer. Beginners like me can can thrown off by subtle differences in behaviour like these!
– Sam
Sep ...
How to retrieve the current value of an oracle sequence without increment it?
...ll_sequences and dba_sequences.
These views work across sessions.
EDIT:
If the sequence is in your default schema then:
SELECT last_number
FROM user_sequences
WHERE sequence_name = '<sequence_name>';
If you want all the metadata then:
SELECT *
FROM user_sequences
WHERE sequence_na...
How to run eclipse in clean mode? what happens if we do so?
If something is not working properly or some plug-ins are not loaded properly in my Eclipse I often get suggestion to open Eclipse in clean mode.
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Is it safe to assume a GUID will always be unique?
I know there is a minute possibility of a clash but if I generated a batch of 1000 GUIDs (for example), would it be safe to assume they're all unique to save testing each one?
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