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How do I concatenate strings in Swift?
...nce between let and var).
Note
In reality let and var are very different from NSString and NSMutableString but it helps the analogy.
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Named placeholders in string formatting
...h means you can decide a position for a key in the list of arguments. from now on value will be known as 0 and column as 1: MessageeFormat.format("There's an incorrect value \"{0}\" in column # {1}, using {0} as value can cause many problems", valueMap.get('value'), valueMap.get('column'))...
How can I set response header on express.js assets
...s: cors. [see @mscdex answer]
This is how to set custom response headers, from the ExpressJS DOC
res.set(field, [value])
Set header field to value
res.set('Content-Type', 'text/plain');
or pass an object to set multiple fields at once.
res.set({
'Content-Type': 'text/plain',
'Content-Len...
Truncate number to two decimal places without rounding
...simplest and always accurate.
Basing the update on the well written regex from the accepted answer by @Gumbo, this new toFixed function will always work as expected.
Old answer, not always accurate.
Roll your own toFixed function:
function toFixed(num, fixed) {
fixed = fixed || 0;
fixe...
How do I get the title of the current active window using c#?
...
If it happens that you need the Current Active Form from your MDI application: (MDI- Multi Document Interface).
Form activForm;
activForm = Form.ActiveForm.ActiveMdiChild;
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Getting the names of all files in a directory with PHP
...he files, using scandir()
// Folder where you want to get all files names from
$dir = "uploads/";
/* Hide this */
$hideName = array('.','..','.DS_Store');
// Sort in ascending order - this is default
$files = scandir($dir);
/* While this to there no more files are */
foreach($files as $filena...
Is there an easy way to strike through text in an app widget?
...XT_FLAG | Paint.ANTI_ALIAS_FLAG);
Of course you can also add other flags from the android.graphics.Paint class.
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Why use non-member begin and end functions in C++11?
...cialArray::valueAt(int);
to iterate over it's values you need to inherit from this class and define begin() and end() methods for cases when
auto i = v.begin();
auto e = v.end();
But if you always use
auto i = begin(v);
auto e = end(v);
you can do this:
template <>
SpecialArrayItera...
Android: Coloring part of a string using TextView.setText()?
...
title.setText(Html.fromHtml("Your big island <b>ADVENTURE!</b>"));
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Format a number as 2.5K if a thousand or more, otherwise 900
... of edit an existing one, something I use to decide is if I steal the code from another users answer, I usually edit their answer so that they can get the recognition instead of me stealing their code.
– M H
Feb 19 '16 at 17:09
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