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Best approach to converting Boolean object to string in java
... not null you can use third option which is
String str3 = b.toString();
and its code looks like
public String toString() {
return value ? "true" : "false";
}
If you want to be null-safe use String.valueOf(b) which code looks like
public static String valueOf(Object obj) {
return (ob...
What's a 3D doing in this HTML?
...esented as ASCII for email transportation.
In quoted-printable, any non-standard email octets are represented as an = sign followed by two hex digits representing the octet's value. Of course, to represent a plain = in email, it needs to be represented using quoted-printable encoding too: 3D are th...
Why does sed not replace all occurrences?
...
You have to put a g at the end, it stands for "global":
echo dog dog dos | sed -r 's:dog:log:g'
^
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Height of status bar in Android [duplicate]
What's the height of the status bar in Android? Is it always the same?
23 Answers
23
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How do I check for last loop iteration in Django template?
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
How can I handle R CMD check “no visible binding for global variable” notes when my ggplot2 syntax i
... warning: aes does while aes_string doesn't define positional parameters x and y.
– topchef
Oct 18 '13 at 16:50
6
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Difference in make_shared and normal shared_ptr in C++
Many google and stackoverflow posts are there on this, but I am not able to understand why make_shared is more efficient than directly using shared_ptr .
...
How do I pick randomly from an array?
...if there is a much cleaner way of doing this. Basically, I want to pick a random element from an array of variable length. Normally, I would do it like this:
...
MySQL - How to select data by string length
...HAR_LENGTH() will return the number of characters.
– András Szepesházi
Nov 1 '11 at 14:59
4
sel...
fatal error: malformed or corrupted AST file - Xcode
...e. In Xcode, go to Window->Organizer->Projects, select your project, and press the "Delete..." button next to "Derived data".
If this doesn't work, you can try to do a Product->Clean (Cmd+Shift+k).
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