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Write string to text file and ensure it always overwrites the existing content.
I have a string with a C# program that I want to write to a file and always overwrite the existing content. If the file isn't there, the program should create a new file instead of throwing an exception.
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Can't resize UIView in IB
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Thanks that's right. After I upgraded xcode and IB the status bar was on by default. The others have it at off.
– Ayrad
Jul 6 '09 at 15:49
1
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Java “lambda expressions not supported at this language level”
I was testing out some new features of Java 8 and copied the example into my IDE (Eclipse originally, then IntelliJ) as shown here
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class name and method name dropdown list is missing (visual studio setting)
Does anyone know how to get my class name and method name dropdown lists again? It's the dropdown lists that are usually above the code. It's just a setting but i can't seem to find it. I don't want to reset my setting btw. I shouldn't have to.
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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
Any Google search on PHP ical just brings up phpicalendar and how to parse or read IN ical files. I just want to write a PHP file that pulls events from my database and writes them out in ical format.
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Sass and combined child selector
I've just discovered Sass, and I've been so excited about it.
2 Answers
2
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How do you get a query string on Flask?
...ry string itself. "Query string" means everything after the question mark and before the pound sign, if one is present.
– Lyndsy Simon
Aug 2 '12 at 16:32
46
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How to force a WPF binding to refresh?
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if you use mvvm and your itemssource is located in your vm. just call INotifyPropertyChanged for your collection property when you want to refresh.
OnPropertyChanged("YourCollectionProperty");
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Are PHP Variables passed by value or by reference?
...ave an argument to a function always passed by reference, prepend an ampersand (&) to the argument name in the function definition.
<?php
function add_some_extra(&$string)
{
$string .= 'and something extra.';
}
$str = 'This is a string, ';
add_some_extra($str);
echo $str; // out...
Java - get pixel array from image
...ster().getDataBuffer()).getData();
If you are working with large images and performance is an issue, the first method is absolutely not the way to go. The getRGB() method combines the alpha, red, green and blue values into one int and then returns the result, which in most cases you'll do the rev...