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Get table name by constraint name [duplicate]
... name of the table. If you don't have access to the DBA_CONSTRAINTS view, ALL_CONSTRAINTS or USER_CONSTRAINTS should work as well.
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How can I remove a substring from a given String?
...ng replace(String text, String searchString, String replacement) Replaces all occurrences of a String within another
String.
static String replace(String text, String searchString, String replacement, int max) Replaces a String with another String inside a
larger String, for the first max va...
If unit testing is so great, why aren't more companies doing it? [closed]
The first real software company that I worked at was all about the unit testing (NUnit). I don't know that we were real sticklers for it back then -- I have no idea what our code coverage was like and I was writing most of the unit tests. Since then I've run into some companies that do lots of testi...
How to redirect output to a file and stdout
In bash, calling foo would display any output from that command on the stdout.
10 Answers
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When should I use Inline vs. External Javascript?
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At the time this answer was originally posted (2008), the rule was simple: All script should be external. Both for maintenance and performance.
(Why performance? Because if the code is separate, it can easier be cached by browsers.)
JavaScript doesn't belon...
How do I byte-compile everything in my .emacs.d directory?
...rt of provides better defaults and some nice customizations to default install of Emacs.
6 Answers
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How to use a wildcard in the classpath to add multiple jars? [duplicate]
...ldcard character *, which is considered equivalent to specifying a list of all the files in the directory with the extension .jar or .JAR. For example, the class path entry foo/* specifies all JAR files in the directory named foo. A classpath entry consisting simply of * expands to a list of all the...
Why isn't there a Guid.IsNullOrEmpty() method
...why Guid in .NET does not have IsNullOrEmpty() method (where empty means all zeros)
6 Answers
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jQuery .data() does not work, but .attr() does
...e such a strange bug. After the doc loads, I loop some elements that originally have data-itemname="" , and I set those values using .attr("data-itemname", "someValue") .
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Fastest way to replace NAs in a large data.table
....805 12.301 134.985
system.time(a_andrie = f_andrie(dt1))
Error: cannot allocate vector of size 305.2 Mb
Timing stopped at: 14.541 7.764 68.285
system.time(f_dowle(dt1))
user system elapsed
7.452 4.144 19.590 # EDIT has faster than this
identical(a_gdata, dt1)
[1] TRUE
Note th...