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Undefined reference to static constexpr char[]
I want to have a static const char array in my class. GCC complained and told me I should use constexpr , although now it's telling me it's an undefined reference. If I make the array a non-member then it compiles. What is going on?
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What is choice_set in this Django app tutorial?
... automatically, or if you have more than one foreign key to the same model and need to distinguish them, you can choose your own overriding name using the related_name argument to ForeignKey.
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Trim a string based on the string length
...nts, or (worse) truncate in the middle of a surrogate pair. On the other hand, String.length() is no longer an ideal measure of Unicode text length, so trimming based on it may be the wrong thing to do.
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Getting the max value of an enum
... If you're going to use LINQ, why not use Max(), which is much clearer, and doesn't rely on "seems to"?
– Marc Gravell♦
Oct 15 '08 at 5:51
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How can I create a border around an Android LinearLayout?
I have one big layout, and one smaller layout inside of it.
9 Answers
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Get Android Phone Model programmatically
... to know if there is a way for reading the Phone Model programmatically in Android.
16 Answers
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How do I get the path of the Python script I am running in? [duplicate]
...in: Perhaps you tried the expression in the shell?
– André Laszlo
May 28 '10 at 15:44
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Make a ...
How do I find out what keystore my JVM is using?
...les---> JAVA_HOME
Your server startup batch files.
In your import command -keystore cacerts (give full path to the above JRE here instead of just saying cacerts).
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differentiate null=True, blank=True in django
...mines whether the field will be required in forms. This includes the admin and your custom forms. If blank=True then the field will not be required, whereas if it's False the field cannot be blank.
The combo of the two is so frequent because typically if you're going to allow a field to be blank in...
Convert character to ASCII numeric value in java
...In your case, you need to get the specific Character from the String first and then cast it.
char character = name.charAt(0); // This gives the character 'a'
int ascii = (int) character; // ascii is now 97.
Though cast is not required explicitly, but its improves readability.
int ascii = charac...