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How to create GUID / UUID?
... be of the form "xxxxxxxx-xxxx-Mxxx-Nxxx-xxxxxxxxxxxx", where x is one of [0-9, a-f] M is one of [1-5], and N is [8, 9, a, or b]
Use of a low-quality source of randomness (such as Math.random)
Thus, developers writing code for production environments are encouraged to use a rigorous, well-maintain...
Merging two images in C#/.NET
Simple idea: I have two images that I want to merge, one is 500x500 that is transparent in the middle the other one is 150x150.
...
How to split() a delimited string to a List
...
330
string.Split() returns an array - you can convert it to a list using ToList():
listStrLineEleme...
Select random lines from a file
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edited Jun 16 '16 at 20:48
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an...
How to check if a String contains another String in a case insensitive manner in Java?
... Mike B.
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answered Sep 17 '08 at 19:41
Dave L.Dave L.
40k1111 gold b...
Build.scala, % and %% symbols meaning
...%%:
val appDependencies = Seq(
"org.scala-tools" % "scala-stm_2.9.1" % "0.3"
)
Assuming the scalaVersion for your build is 2.9.1, the following is identical:
val appDependencies = Seq(
"org.scala-tools" %% "scala-stm" % "0.3"
)
As you can see above, if you use %%, you don't have to sp...
How do I resolve configuration errors with Nant 0.91?
After downloading Nant 0.91, I'm getting some rather cryptic configuration errors relating to configuration or security (see below).
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Autoreload of modules in IPython [duplicate]
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edited Aug 21 '19 at 15:20
rfho_bdss
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answered May 6 '12 at 17:37
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How dangerous is it to compare floating point values?
...nt the actual result. An easy example where you can see this is adding x = 0x1fffffe and y = 1 as floats. Here, x has 24 bits of precision in the mantissa (ok) and y has just 1 bit, but when you add them, their bits are not in overlapping places, and the result would need 25 bits of precision. Inste...
How to initialize array to 0 in C?
...are automatically initialized to zero. If you have simply
char ZEROARRAY[1024];
at global scope it will be all zeros at runtime. But actually there is a shorthand syntax if you had a local array. If an array is partially initialized, elements that are not initialized receive the value 0 of the ap...