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How do I use IValidatableObject?
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The problem with this solution is that now you depend on the caller for your object to be properly validated.
– cocogza
Feb 28 '17 at 22:06
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Turning off auto indent when pasting text into vim
...pe
:set paste
Then paste your code. Note that the text in the tooltip now says -- INSERT (paste) --.
After you pasted your code, turn off the paste-mode, so that auto-indenting when you type works correctly again.
:set nopaste
However, I always found that cumbersome. That's why I map <F...
How do I create and read a value from cookie?
...name, value, days = 7, path = '/') => {
const expires = new Date(Date.now() + days * 864e5).toUTCString()
document.cookie = name + '=' + encodeURIComponent(value) + '; expires=' + expires + '; path=' + path
}
const getCookie = (name) => {
return document.cookie.split('; ').reduce((r, v)...
SSH Key - Still asking for password and passphrase
... UseKeychain yes
AddKeysToAgent yes
IdentityFile ~/.ssh/id_rsa
And now my password is remembered between restarts of my Mac!
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Unit test, NUnit or Visual studio?
...ou consider using VS tester edition.
Addition: We have some more tests now, can't even say how many. It is impossible to run them all anymore from Visual Studio, because of OutOfMemoryExceptions and other instability problems. We run the tests from scripts. It would be easy to view test results ...
How does the const constructor actually work?
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compile-time constant values: Objects where the all field values are
known already at compile time, without executing any statements.
That puts some restrictions on the class and constructor. A const
constructor can't have a body (no statements executed!) and its class
must not have an...
How to convert vector to array
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There's a fairly simple trick to do so, since the spec now guarantees vectors store their elements contiguously:
std::vector<double> v;
double* a = &v[0];
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What is the best way to do GUIs in Clojure?
...gest Seesaw.
Here's a REPL-based tutorial that assumes no Java or Swing knowledge.
Seesaw's a lot like what @tomjen suggests. Here's "Hello, World":
(use 'seesaw.core)
(-> (frame :title "Hello"
:content "Hello, Seesaw"
:on-close :exit)
pack!
show!)
and here's @Abhijith ...
Can CSS detect the number of children an element has?
...the number of siblings they have.
Original answer:
Incredibly, this is now possible purely in CSS3.
/* one item */
li:first-child:nth-last-child(1) {
/* -or- li:only-child { */
width: 100%;
}
/* two items */
li:first-child:nth-last-child(2),
li:first-child:nth-last-child(2) ~ li {
widt...
Detect if a page has a vertical scrollbar?
...a solution that "just works" (cough). The algorithm I have come up with is now part of a plugin, jQuery.isInView, which exposes a .hasScrollbar method. Have a look at the source if you wish.
In a scenario where you are in full control of the page and don't have to deal with unknown CSS, using a pl...