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Maximum number of records in a MySQL database table
...ut you don't have to make your primary key an integer, you could make it a CHAR(100). You could also declare the primary key over more than one column.
There are other constraints on table size besides number of rows. For instance you could use an operating system that has a file size limitation. ...
How do you know when to use fold-left and when to use fold-right?
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The extra stack frames will definitely make a difference for large lists. If your stack frames exceed the size of the processor's cache, then your cache-misses are going to affect performance. Unless the list is doubly-linked, it...
In Vim, I'd like to go back a word. The opposite of `w`
...nd B to advance/go back a WORD (which
consists of a sequence of non-blank characters separated with white space, according to :h WORD).
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Understanding recursion [closed]
...when printing out items from nested arrays:
var nestedArray = Array('Im a string',
Array
Why would someone use WHERE 1=1 AND in a SQL clause?
...;conditions> in a SQL clause (Either SQL obtained through concatenated strings, either view definition)
19 Answers
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How to change letter spacing in a Textview?
...ntent.Context;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.style.ScaleXSpan;
import android.util.AttributeSet;
import android.widget.TextView;
public class LetterSpacingTextView extends TextView {
private float letterSpacing = LetterSpacing.BIGGEST;
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Quickly find whether a value is present in a C array?
... In this case we are preventing an attacker from guessing the length of a string. Usually the attacker will take several million samples of a function invocation to perform a timing attack.
– OregonTrail
Sep 5 '14 at 17:19
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Why does the indexing start with zero in 'C'?
...s the operand of the sizeof operator, or the unary & operator, or is a string literal used to initialize an array, an expression that has type "array of type" is converted to an expression with type "pointer to type" that points to the initial element of the array object and is not an lvalue. If...
How to check if a string contains only digits in Java [duplicate]
In Java for String class there is a method called matches, how to use this method to check if my string is having only digits using regular expression. I tried with below examples, but both of them returned me false as result.
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TypeError: got multiple values for argument
...sed and delegates the drawing of the box to another function, relaying all extra arguments.
def color_box(color, *args, **kwargs):
painter.select_color(color)
painter.draw_box(*args, **kwargs)
Then the call
color_box("blellow", color="green", height=20, width=30)
will fail because two ...