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Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
...ke this:
if (tryParseInt(input)) {
Integer.parseInt(input); // We now know that it's safe to parse
}
EDIT (Based on the comment by @Erk)
Something like follows should be better
public int tryParse(String value, int defaultVal) {
try {
return Integer.parseInt(value);
} ca...
Java String remove all non numeric characters
...de:
String str = "a12.334tyz.78x";
str = str.replaceAll("[^\\d.]", "");
Now str will contain "12.334.78".
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Is it possible to use Visual Studio on macOS?
... Core is cross-platform, as is the 'Visual Studio Code' editor, which also now supports debugging. Thus, if you install Visual Studio Code and .NET Core on a Mac in OS X you can quite freely edit and compile and run and debug and share your code with Visual Studio 2017 on a PC.
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Error: This Android SDK requires Android Developer Toolkit version 22.6.1 or above
...> add this url : https://dl-ssl.google.com/eclipse/plugin/4.2 -> OK
Now it will list the available updates, which should ideally be adt 20.x.x
Select the list items Let it be installed. Eclipse will restart and Its done.
I hope this will helpful for you :)
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Remove unused references (!= “using”)
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Nice extensive answer. What's weird is that although you know I'm not referring to the using statements (that clean-up is standard in VS, don't get why R# re-invented that) you answer that question first. Would you mind switching the two around?
– Boris Callens...
Using two values for one switch case statement
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oh ok. That was easy. Didn't know I could do that
– Ankush
May 23 '13 at 6:14
18
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OpenID vs. OAuth [duplicate]
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@Mark: So it is now. I upvoted accepted one up (and yours as well). Should be a badge now.
– Robert Koritnik
May 16 '11 at 10:41
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Javascript swap array elements
...r belts:
Given the array arr = [1,2,3,4], you can swap values in one line now like so:
[arr[0], arr[1]] = [arr[1], arr[0]];
This would produce the array [2,1,3,4]. This is destructuring assignment.
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Simple Pivot Table to Count Unique Values
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=IF(SUMPRODUCT(($A$2:$A2=A2)*($B$2:$B2=B2))>1,0,1)
and copy it down. Now create your pivot based on 1st and 3rd column. See snapshot
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How to get root access on Android emulator?
... also you need to remount.
Just enter these codes
adb root
adb remount
Now its time to push the su binary:
This is the code I successfully used: adb -e push C:\Users\User1\Desktop\rootemu\x86\su.pie /system/bin/su
(nevermind about my specific location of su binary, any location is okay as lo...