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Where did the name `atoi` come from?
...he C language where did they come up with the name atoi for converting a string to an integer? The only thing I can think of is Array To Integer for an acronym but that doesn't really make sense.
...
RegEx to find two or more consecutive chars
I need to determine if a string contains two or more consecutive alpha chars. Two or more [a-zA-Z] side by side.
Example:
...
Implementing two interfaces in a class with same method. Which interface method is overridden?
...interface Presentable extends Gift, Guest { }
public static void main(String[] args) {
Presentable johnny = new Presentable() {
@Override public void present() {
System.out.println("Heeeereee's Johnny!!!");
}
};
johnny.present(); ...
pandas three-way joining multiple dataframes on columns
I have 3 CSV files. Each has the first column as the (string) names of people, while all the other columns in each dataframe are attributes of that person.
...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
... //The above line throws an exception because we try to cram
//A string into an Int. I Expect this, what happens is we gobble
//the Exception and ignore it like nothing is wrong.
//But remember, we are in a TRANSACTION! so keep reading.
System.out.println("state...
When should I use a struct instead of a class?
....X = x;
this.Y = y;
this.Z = z;
}
public override string ToString()
{
return "(X=" + this.X + ", Y=" + this.Y + ", Z=" + this.Z + ")";
}
public override int GetHashCode()
{
return (this.X + 2) ^ (this.Y + 2) ^ (this.Z + 2);
}
public ...
Pattern to avoid nested try catch blocks?
...should not throw exceptions unless they access external resources or parse strings or something. Anyway in the worst case follow the TryMethod style (like TryParse()) to encapsulate exception logic and make your control flow maintainable and clean:
bool TryCalculate(out double paramOut)
{
try
{...
How to fix the flickering in User controls
...nvenient for point and click but their light-weight alternative (drawing a string or an image) takes only a single line of code in your OnPaint() method.
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What's the best practice to round a float to 2 decimals? [duplicate]
...nd(float d, int decimalPlace) {
BigDecimal bd = new BigDecimal(Float.toString(d));
bd = bd.setScale(decimalPlace, BigDecimal.ROUND_HALF_UP);
return bd.floatValue();
}
You need to decide if you want to round up or down. In my sample code I am rounding up.
Hope it helps.
EDIT
If you w...
How do I pass JavaScript variables to PHP?
...() + (days * 24 * 60 * 60 * 1000));
expires = "; expires=" + date.toGMTString();
}
else {
expires = "";
}
document.cookie = escape(name) + "=" + escape(value) + expires + "; path=/";
}
And then read it with PHP:
<?PHP
$_COOKIE["height"];
?>
It's not a pretty solution, b...