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Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...nificant practical reason is that it forces the user to magically know the order in which columns will be returned. It's better to be explicit, which also protects you against the table changing, which segues nicely into...
If a column name you're using changes, it's better to catch it early (at the...
Detect when a window is resized using JavaScript ?
... ", window.innerWidth, "px");
}
window.onresize = resize;
<p>In order for this code snippet to work as intended, you will need to either shrink your browser window down to the size of this code snippet, or fullscreen this code snippet and resize from there.</p>
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Are static class instances unique to a request or a server in ASP.NET?
...ferent requests may or may not be handled by the same worker process.
In order to share data with a specific user and across requests, use HttpContext.Current.Session.
In order to share data within a specific request, use HttpContext.Current.Items.
In order to share data across the entire applicat...
What is q=0.5 in Accept* HTTP headers?
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Very nice, thanks! But why not just list them in the order of preference?
– kolypto
Dec 18 '11 at 16:12
9
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Avoid synchronized(this) in Java?
...angerous. You've now introduced a client-side (user's of this class) lock ordering requirement. If two threads are calling method1() and method2() in a different order, they are likely to deadlock, but the user of this class has no idea that this is the case.
– daveb
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JQuery - $ is not defined
...orry, I thought this was a technique that you could use the scripts in any order. Yes I was using this in the body section in the MVC style. mycode.js then jQuery.js are the last 2 things on the page.
– Paul Totzke
Mar 23 '16 at 17:00
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Can I get the name of the current controller in the view?
... If you have your controller behind a namespace like this: Admin::Orders then controller_name and params[:controller] will be "orders" and "admin/orders" respectively.
– Viktor Fonic
Sep 23 '13 at 8:10
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Asynchronous Process inside a javascript for loop [duplicate]
.../rejected when the asynchronous operation is complete. Also, note that in order to use await, the containing function must be declared async.
Run asynchronous operations in parallel and use Promise.all() to collect results in order
function someFunction() {
let promises = [];
for (let ...
How do you make lettered lists using markdown?
Markdown allows ordered lists using numbers. How can I instead get an ordered list using letters ? i.e.
5 Answers
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Add missing dates to pandas dataframe
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reindex is an amazing function. It can (1) reorder existing data to match a new set of labels, (2) insert new rows where no label previously existed, (3) fill data for missing labels, (including by forward/backward filling) (4) select rows by label!
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