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Convert Pandas column containing NaNs to dtype `int`
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@jsc123 you can use the object dtype. This comes with a small health warning but for the most part works well.
– Andy Hayden
May 19 '15 at 15:16
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Android Fragments and animation
.../config_mediumAnimTime" />
</set>
transaction code:
inline fun FragmentActivity.setContentFragment(
containerViewId: Int,
backStack: Boolean = false,
isAnimate: Boolean = false,
f: () -> Fragment
): Fragment? {
val manager = supportFragmentMana...
How do I make background-size work in IE?
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@Gaurav123 try -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover;
– honk31
Feb 7 '14 at 13:16
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How to use CMAKE_INSTALL_PREFIX
... done
Let me know if I am mistaken, I have a lot of learning to do. It's fun.
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finding and replacing elements in a list
...,4,5,1,2,3,4,5,1,12]
for i in range (len(a)):
if a[i]==2:
a[i]=123
You can use a for and or while loop; however if u know the builtin Enumerate function, then it is recommended to use Enumerate.1
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Clicking the back button twice to exit an activity
...otlin Activity:
private var doubleBackToExitPressedOnce = false
override fun onBackPressed() {
if (doubleBackToExitPressedOnce) {
super.onBackPressed()
return
}
this.doubleBackToExitPressedOnce = true
Toast.makeText(this, "Please click BACK ...
What does @: (at symbol colon) mean in a Makefile?
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Don't make fun of my typing, you'll be old someday too.
– Charlie Martin
Dec 22 '11 at 23:46
4
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What's the difference between dynamic (C# 4) and var?
...ic types in C# - only consuming them), so this isn't unrealistic... oh the fun we could have ;-p
– Marc Gravell♦
Jun 7 '09 at 19:42
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Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
...hing similar but I'm not sure what to google.
– teter123f
Aug 15 at 19:36
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Runnable with a parameter?
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@kape123 The answer is "it depends". As long as a Runnable object returned by the method exists anywhere, the paramStr will probably not be eligible for garbage collection. It is possible that if the object exists but can never be...