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Check if page gets reloaded or refreshed in JavaScript
I want to check when someone tries to refresh a page.
10 Answers
10
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How do I create a new GitHub repo from a branch in an existing repo?
I have master and new-project branches. And now I'd like to create a brand new repo with its master based on the new-project branch.
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Declare and initialize a Dictionary in Typescript
... missing in type '{ firstName:
string; }'.
Apparently this doesn't work when passing the initial data at declaration.
I guess this is a bug in TypeScript, so you should raise one at the project site.
You can make use of the typed dictionary by splitting your example up in declaration and initi...
Question mark and colon in JavaScript
...ator).
It has the form of: condition ? value-if-true : value-if-false
Think of the ? as "then" and : as "else".
Your code is equivalent to
if (max != 0)
hsb.s = 255 * delta / max;
else
hsb.s = 0;
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Rails Object to hash
...
If you are looking for only attributes, then you can get them by:
@post.attributes
Note that this calls ActiveModel::AttributeSet.to_hash every time you invoke it, so if you need to access the hash multiple times you should cache it in a ...
SVN repository backup strategies
I'm new to SVN and I'd like to know what methods are available for backing up repositories in a Windows environment?
19 Ans...
How to ALTER multiple columns at once in SQL Server
...ified columns in
Copy the data across
Drop your original table (Double check before!)
Rename your Temporary Table to your original name
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Is the ternary operator faster than an “if” condition in Java [duplicate]
... answered Mar 16 '12 at 22:42
Konrad RudolphKonrad Rudolph
461k117117 gold badges863863 silver badges11101110 bronze badges
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Node.js check if path is file or directory
...s.lstat() are of this type.
stats.isFile()
stats.isDirectory()
stats.isBlockDevice()
stats.isCharacterDevice()
stats.isSymbolicLink() (only valid with fs.lstat())
stats.isFIFO()
stats.isSocket()
NOTE:
The above solution will throw an Error if; for ex, the file or directory doesn't exist.
If you wa...
How to request a random row in SQL?
...osoft SQL Server, IBM DB2 and Oracle (the following is copied from that link):
Select a random row with MySQL:
SELECT column FROM table
ORDER BY RAND()
LIMIT 1
Select a random row with PostgreSQL:
SELECT column FROM table
ORDER BY RANDOM()
LIMIT 1
Select a random row with Microsoft SQL Server...