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Ruby Arrays: select(), collect(), and map()
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edited Oct 23 '18 at 21:01
SgtPooki
8,87155 gold badges2929 silver badges4040 bronze badges
answered M...
What is the default initialization of an array in Java?
...hing that holds an object) that is null.
For int/short/byte/long that is a 0.
For float/double that is a 0.0
For booleans that is a false.
For char that is the null character '\u0000' (whose decimal equivalent is 0).
When you create an array of something, all entries are also zeroed. So your arra...
Duplicate headers received from server
...tInvalidFileNameChars()));
string invalidReStr = string.Format(@"[{0}]+", invalidChars);
string replace = Regex.Replace(name, invalidReStr, "_").Replace(";", "").Replace(",", "");
return replace;
}
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What does the (unary) * operator do in this Ruby code?
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answered May 27 '09 at 23:27
molfmolf
66.4k1313 gold badges129129 silver badges114114 bronze badges
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Detect & Record Audio in Python
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106
As a follow up to Nick Fortescue's answer, here's a more complete example of how to record from...
How to randomly sort (scramble) an array in Ruby?
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answered Nov 29 '09 at 18:49
Ron GejmanRon Gejman
5,66522 gold badges2222 silver badges3333 bronze badges
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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 to make button look like a link?
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button {
background: none!important;
border: none;
padding: 0!important;
/*optional*/
font-family: arial, sans-serif;
/*input has OS specific font-family*/
color: #069;
text-decoration: underline;
cursor: pointer;
}
<button> your button that looks like a link...
TSQL - Cast string to integer or return default value
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If you are on SQL Server 2012 (or newer):
Use the TRY_CONVERT function.
If you are on SQL Server 2005, 2008, or 2008 R2:
Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional numbers...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
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edited Apr 8 '12 at 16:00
answered Sep 19 '10 at 6:06
ss...