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What is this: [Ljava.lang.Object;?
I get this when I call toString on an object I received from a function call. I know the type of the object is encoded in this string, but I don't know how to read it.
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Apply formula to the entire column
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Let's say you want to substitute something in an array of string and you don't want to perform the copy-paste on your entire sheet.
Let's take this as an example:
String array in column "A": {apple, banana, orange, ..., avocado}
You want to substitute the char of "a" to "x" to ha...
Debugging with command-line parameters in Visual Studio
...nts when I changed the definition of argv.
Instead of
int main(int argc, char **argv){
}
I had to use
int main(int argc, char *argv[]){
}
I do not know why it was necessary, but it works.
share
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What is base 64 encoding used for?
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But why is base64 method used to encode string data? eg in javascript atob function Is there meaning the server to encode a json file to base64 format? Special characters could be a use case but why not utf8 in that case, are they equibalent? Any further resource ...
Escape quote in web.config connection string
I have a connection string in my web config:
5 Answers
5
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get string value from UISegmentedControl
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Objective-C
NSString *title = [segment titleForSegmentAtIndex:segment.selectedSegmentIndex];
Swift:
let title = segment.titleForSegment(at: segment.selectedSegmentIndex)
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Java: Subpackage visibility?
...sInA in package a.b:
package a;
public class ClassInA{
private final String data;
public ClassInA(String data){ this.data = data; }
public String getData(){ return data; }
protected byte[] getDataAsBytes(){ return data.getBytes(); }
protected char[] getDataAsChars(){ return...
Print string and variable contents on the same line in R
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{glue} offers much better string interpolation, see my other answer. Also, as Dainis rightfully mentions, sprintf() is not without problems.
There's also sprintf():
sprintf("Current working dir: %s", wd)
To print to the console output, use cat() ...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
..., the data is offset appropriately and +01:00 (or similar) is added to the string. Stripping off the tz_info value (using tz_convert(tz=None)) doesn't doesn't actually change the data that represents the naive part of the timestamp.
So, the only way to do what you want is to modify the underlyin...
How to run an EXE file in PowerShell with parameters with spaces and quotes
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When PowerShell sees a command starting with a string it just evaluates the string, that is, it typically echos it to the screen, for example:
PS> "Hello World"
Hello World
If you want PowerShell to interpret the string as a command name then use the call operator (...