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How do I get the last day of a month?
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You can find the last date of any month by this code:
var now = DateTime.Now;
var startOfMonth = new DateTime(now.Year, now.Month, 1);
var DaysInMonth = DateTime.DaysInMonth(now.Year, now.Month);
var lastDay = new DateTime(now.Year, now.Month, DaysInMonth);
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Left-pad printf with spaces
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If you want the word "Hello" to print in a column that's 40 characters wide, with spaces padding the left, use the following.
char *ptr = "Hello";
printf("%40s\n", ptr);
That will give you 35 spaces, then the word "Hello"....
What does the smiley face “:)” mean in CSS?
...le at javascriptkit.com, that's applied for IE 7 and earlier versions:
if you add a non-alphanumeric character such as an asterisk (*) immediately before a property name, the property will be applied in IE and not in other browsers.
Also there's a hack for <= IE 8:
div {
color: blue; ...
How to amend older Git commit? [duplicate]
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git rebase -i HEAD^^^
Now mark the ones you want to amend with edit or e (replace pick). Now save and exit.
Now make your changes, then
git add .
git rebase --continue
If you want to add an extra delete remove the options from the commit comma...
How do I disable the “Press ENTER or type command to continue” prompt in Vim?
...t; is probably similar. and less complicated
– alpha_989
Feb 19 '18 at 2:33
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show 1 more comment
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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
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@FarticlePilter The -p flag specifies the password, so after you change your root password you would do like mysql -u root -p[newpassword]. The < [filename] is using std input to execute an SQL file at the path given via the user credential you provide....
Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
...ing is an Object-oriented principle in which each component of the system knows its responsibility and doesn’t care about the other components (or at least tries to not care about them as much as possible). Loose coupling is a good thing because you can easily reuse the different modules. You’re...
What does Provider in JAX-RS mean?
... annotation does? I have been reading documentation but I cant get it.
If there are resource classes that service the incoming requests, what do Providers do? How are they different from singleton resource classes when I create a persistent resource class (the one that is not per-request)? Or are ...
What is the difference between `-fpic` and `-fPIC` gcc parameters?
I've already read the gcc manpage, but I still can't understand the difference between -fpic and -fPIC . Can someone explain it, in a very simple and clear way?
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Why do we check up to the square root of a prime number to determine if it is prime?
... is not a prime, it can be factored into two factors a and b:
n = a * b
Now a and b can't be both greater than the square root of n, since then the product a * b would be greater than sqrt(n) * sqrt(n) = n. So in any factorization of n, at least one of the factors must be smaller than the square ...