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Make a Bash alias that takes a parameter?
...oes not accept parameters but a function can be called just like an alias. For example:
myfunction() {
#do things with parameters like $1 such as
mv "$1" "$1.bak"
cp "$2" "$1"
}
myfunction old.conf new.conf #calls `myfunction`
By the way, Bash functions defined in your .bashrc and o...
How to completely uninstall Visual Studio 2010?
...
Update April 2016 - for VS2013+
Microsoft started to address the issue in late 2015 by releasing VisualStudioUninstaller.
They abandoned the solution for a while; however work has begun again again as of April 2016.
There has finally been an off...
How to get subarray from array?
...
For a simple use of slice, use my extension to Array Class:
Array.prototype.subarray = function(start, end) {
if (!end) { end = -1; }
return this.slice(start, this.length + 1 - (end * -1));
};
Then:
var bigArr ...
How can I store my users' passwords safely?
...' => 12]);
// $hash would be the $hash (above) stored in your database for this user
$checked = password_verify($_POST['password'], $hash);
if ($checked) {
echo 'password correct';
} else {
echo 'wrong credentials';
}
(In case you are still using legacy 5.3.7 or newer you can install i...
UILabel Align Text to center
...
To center text in a UILabel in Swift (which is targeted for iOS 7+) you can do:
myUILabel.textAlignment = .Center
Or
myUILabel.textAlignment = NSTextAlignment.Center
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What is default color for text in textview?
... think you need to look at the app's default style to get the actual value for any particualr app though...
– me_
Sep 11 '18 at 7:04
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switch case statement error: case expressions must be constant expression
...;
In other words, the constants are not final in a library project.
Therefore your code would no longer compile.
The solution for this is simple: Convert the switch statement into an if-else statement.
public void onClick(View src)
{
int id = src.getId();
if (id == R.id.playbtn){
...
PostgreSQL: How to pass parameters from command line?
..., you can PREPARE statements just like you can in a scripting language. Unfortunately, you still can't use ?, but you can use $n notation.
Using the above example:
PREPARE foo(text,text,text) AS
SELECT *
FROM foobar
WHERE foo = $1
AND bar = $2
OR baz = $3 ;
EXEC...
Order data frame rows according to vector with specific order
... positions of (first) matches of its first argument
in its second.
Therefore match finds the row numbers that matches target's elements, and then we return df in that order.
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How to tell PowerShell to wait for each command to end before starting the next?
... development applications. I want the virtual machine to finish booting before the rest of the applications are opened.
8 ...