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When should I use the “strictfp” keyword in java?
...rict expressions must be
those predicted by IEEE 754 arithmetic
on operands represented using single
and double formats. Within an
expression that is not FP-strict, some
leeway is granted for an
implementation to use an extended
exponent range to represent
intermediate results; the n...
Convert Rows to columns using 'Pivot' in SQL Server
I have read the stuff on MS pivot tables and I am still having problems getting this correct.
8 Answers
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How to ignore files which are in repository?
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@Nimbus147: it shouldn't be an issue, and any changes on that file will still be ignored (ie not added/committed).
– VonC
Aug 29 '11 at 16:57
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Why do we use arrays instead of other data structures?
...gured the added "features" in programming languages had improved upon this and by that replaced them. I see now that they aren't replaced but rather given new life, so to speak.
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Compare if BigDecimal is greater than zero
...nother proof, if any were needed, that Loki or one of his avatars is alive and well and has moved into software development.)
– Andrew Spencer
Dec 6 '11 at 11:16
11
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How do I create a unique constraint that also allows nulls?
...er below.
Prior to SQL Server 2008
You cannot create a UNIQUE constraint and allow NULLs. You need set a default value of NEWID().
Update the existing values to NEWID() where NULL before creating the UNIQUE constraint.
s...
How to hide image broken Icon using only CSS/HTML?
...e object tag since it can be used to display images just like the img tag, and doesn't display a broken link if the image doesn't exist, it works in all browsers and as far back as IE8 all by itself, you can even use default images with this method, I posted an answer with details below.
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Difference between Visual Basic 6.0 and VBA
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For nearly all programming purposes, VBA and VB 6.0 are the same thing.
VBA cannot compile your program into an executable binary. You'll always need the host (a Word file and MS Word, for example) to contain and execute your project. You'll also not be able to cre...
Convert JsonNode into POJO
...thing else. If your object coming in has more properties than the POJO has and you just want to ignore the extras you'll want to set this:
objectMapper.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
Or you'll get an error that it can't find the property to set int...
Use NUnit Assert.Throws method or ExpectedException attribute?
...ype being thrown in another method call. Here, you target the exact method and not the whole test. Even though your test should call very little code, you're never too safe. Especially when code becomes complex and/or exception too generic. Stuff like "ArgumentNullExceptions" can be thrown a lot and...