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How to select only the first rows for each unique value of a column
...e 2nd technique or Ben Thul's technique. I answered what you asked specifically, with pointers on how to solve more generally.
– gbn
Jan 12 '11 at 4:53
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Truncate a string straight JavaScript
....substring(0, Math.min(length,pathname.length));
document.getElementById("foo").innerHTML =
"<a href='" + pathname +"'>" + trimmedPathname + "</a>"
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What is the difference between JDK dynamic proxy and CGLib?
...n using frameworks that rely on this. That would stop these libraries from allowing to subclass your class and override your methods.
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How to execute Python scripts in Windows?
...T\.py\OpenWithProgids being set to something VisualStudio related, specifically when I try to run Python scripts in my AppVeyor tests. See help.appveyor.com/discussions/problems/….
– Jack O'Connor
Dec 21 '15 at 20:07
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How do I force make/GCC to show me the commands?
... Although the above suggestion of "make -n" worked as well. :) Thank you all for your responses.
– hernejj
Apr 28 '11 at 14:45
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Get the last inserted row ID (with SQL statement) [duplicate]
... Note that SCOPE_IDENTITY() can yield incorrect results as well (under parallelism), see support.microsoft.com/kb/2019779 - the fix was first made available last week for 2008 R2 SP1 CU5. In all earlier versions, the workarounds are to set maxdop to 1, keep a fixed plan that happens to not use para...
Is the ternary operator faster than an “if” condition in Java [duplicate]
...one to " if-conditional syndrome " which means I tend to use if conditions all the time. I rarely ever use the ternary operator. For instance:
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How to echo shell commands as they are executed
In a shell script, how do I echo all shell commands called and expand any variable names?
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Python TypeError: not enough arguments for format string
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I got a variation of this error due to typo: "foo: %(foo)s, bar: s(bar)% baz: %(baz)s" % {"foo": "FOO", "bar": "BAR", "baz": "BAZ"}
– Akavall
Mar 20 '18 at 17:57
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What's the difference between and
...pect.
There are a few cases with generics where extends Object is not actually redundant. For example, <T extends Object & Foo> will cause T to become Object under erasure, whereas with <T extends Foo> it will become Foo under erasure. (This can matter if you're trying to retain com...