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SQL Server Management Studio won't let me add an index to a table
...older in the table the "New Index" menu item is grayed out. I don't understand why. I've deleted all data in the table just in case, and refreshed and restarted SSMS, but no luck. I'm using SQL Server 2012 Business Intelligence SP1 CTP.
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Make child visible outside an overflow:hidden parent
...e overflow:hidden is set on parent containers in order to allow it to expand with the height of their floating children.
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How to use Checkbox inside Select Option
...e select element but you can get the same functionality by using HTML, CSS and JavaScript. Here is a possible working solution. The explanation follows.
Code:
var expanded = false;
function showCheckboxes() {
var checkboxes = document.getElementById("checkboxes");
if (!expanded) {...
How to send commands when opening a tmux session inside another tmux session?
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The send-prefix command can be used to send your prefix keystroke to (the process running in) the active pane. By default, the prefix is C-b and C-b is bound to send-prefix (so that hitting it twice sends a single C-b to the active pane). This i...
JavaScript click event listener on class
... Older browsers (like IE6, IE7, IE8) don´t support getElementsByClassName and so they return undefined.
EDIT : Correction
getElementsByClassName doesnt return an array, but a HTMLCollection in most, or a NodeList in some browsers (Mozilla ref). Both of these types are Array-Like, (meaning that ...
Ignoring new fields on JSON objects using Jackson [duplicate]
...ng Jackson JSON library to convert some JSON objects to POJO classes on an android application. The problem is, the JSON objects might change and have new fields added while the application is published, but currently it will break even when a simple String field is added, which can safely be ignore...
Laravel Migration Change to Make a Column Nullable
...olumns, so you'll need use another technique such as writing a raw SQL command. For example:
// getting Laravel App Instance
$app = app();
// getting laravel main version
$laravelVer = explode('.',$app::VERSION);
switch ($laravelVer[0]) {
// Laravel 4
case('4'):
DB::statement('A...
What does the “expand” option do in grunt-contrib-copy? The examples all use it but the docs say not
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Expand lets you specify whether you want to create the destination path in full (e.g: /path/missing1/missing2), or only create the last directory when its parent exists (/path/existing/missing).
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Is int[] a reference type or a value type?
...ime (CLR) supports
single-dimensional arrays,
multidimensional arrays, and jagged
arrays (arrays of arrays). All array
types are implicitly derived from
System.Array, which itself is derived
from System.Object. This means that
all arrays are always reference types
which are allocated...
plot with custom text for x axis points
I am drawing a plot using matplotlib and python like the sample code below.
2 Answers
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