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How dangerous is it to access an array out of bounds?
...: if you have an fixed size array, and use strcpy() to put a user-supplied string there, the user can give you a string that overflows the buffer and overwrites other memory locations, including code address where CPU should return when your function finishes.
Which means your user can send you a s...
Variable declaration in a C# switch statement [duplicate]
...the case in its own block:
switch (Type)
{
case Type.A:
{
string variable = "x";
/* Do other stuff with variable */
}
break;
case Type.B:
{
string variable = "y";
/* Do other stuff with variable */
}
break;
}
...
AngularJS: How to clear query parameters in the URL?
... viewModelHelper.navigateTo('foo/'); was persisting the query string to the foo url, so i fixed it by using window.location.href = 'foo/'; instead.
– jaybro
Sep 2 '15 at 18:33
...
SQL - Update multiple records in one query
... $sql = "";
$columns = array_keys($array[0]);
$columns_as_string = implode(', ', $columns);
$sql .= "
INSERT INTO $table
(" . $columns_as_string . ")
VALUES ";
$len = count($array);
foreach ($array as $index => $values) {
$s...
Getting name of the class from an instance
...
NSStringFromClass([instance class]) should do the trick.
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How best to include other scripts?
...BASH_SOURCE is an array variable whose members are the source filenames, ${string%substring} strips shortest match of $substring from back of $string
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Convert number to month name in PHP
... @Nisha use paramter "m" it will return the month as a 2 digit number as a string. e.g. January = 01, February = 02
– Zac
Nov 10 '18 at 6:51
...
How to convert a Drawable to a Bitmap?
...rawable.icon_resource);
Here a version where the image gets downloaded.
String name = c.getString(str_url);
URL url_value = new URL(name);
ImageView profile = (ImageView)v.findViewById(R.id.vdo_icon);
if (profile != null) {
Bitmap mIcon1 =
BitmapFactory.decodeStream(url_value.openConn...
How do I return early from a rake task?
... an exit code of 1) you'll want to use abort, which also takes an optional string param that will get outputted on exit:
task :check do
# If any of your checks fail, you can exit early like this.
abort( "One of the checks has failed!" ) if check_failed?
end
On the command line:
$ rake che...
Can you explain the concept of streams?
...der : StreamReader {
private Random random = new Random();
public String ReadLine() { return random.Next().ToString(); }
}
// and to call it:
int x = ReadInt(new RandomNumbersStreamReader());
See? As long as your method doesn't care what the input source is, you can customize your source...