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What do
...it as a proof that A is String--the argument itself isn't important, only knowing that it exists. [edit: well, technically it actually is important because it represents an implicit conversion from A to String, which is what allows you to call a.length and not have the compiler yell at you]
Now I c...
Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3
...
My devices stopped working as Chrome de-activated the now depracated ADB plugin as it's built in dev-tools now.
I downloaded the SDK and followed the instructions at Chrome Developers. How ever I found the instructions served by Alphonso out not to be sufficient and I did it th...
How can I truncate a datetime in SQL Server?
...rect way (old):
dateadd(dd, datediff(dd,0, getDate()), 0)
This is older now, but it's still worth knowing because it can also easily adapt for other time points, like the first moment of the month, minute, hour, or year.
This correct way uses documented functions that are part of the ansi standa...
What is the smallest possible valid PDF?
...iler<</Size 4/Root 1 0 R>>
Acrobat complains, but opens it. Now we're at 178 bytes.
Turns out that you don't need that /Size in the trailer. Now we're at 172:
%PDF-1.0
1 0 obj<</Type/Catalog/Pages 2 0 R>>endobj 2 0 obj<</Type/Pages/Kids[3 0 R]/Count 1>>endobj...
Convert an image to grayscale in HTML/CSS
...
Support for CSS filters has landed in Webkit. So we now have a cross-browser solution.
img {
filter: gray; /* IE6-9 */
-webkit-filter: grayscale(1); /* Google Chrome, Safari 6+ & Opera 15+ */
filter: grayscale(1); /* Microsoft Edge and Firefox 35+ */
}
/*...
How to pass an object into a state using UI-router?
... here for convenience:
christopherthielen: Yes, this should be working now in 0.2.13.
.state('foo', { url: '/foo/:param1?param2', params: { param3:
null } // null is the default value });
$state.go('foo', { param1: 'bar', param2: 'baz', param3: { id: 35,
name: 'what' } });
...
In git, is there a simple way of introducing an unrelated branch to a repository?
...tle more high-level than what's in any of the other answers.
git checkout now supports the --orphan option. From the man page:
git checkout [-q] [-f] [-m] --orphan <new_branch> [<start_point>]
Create a new orphan branch, named
<new_branch>, started from
<start_point>...
Do login forms need tokens against CSRF attacks?
...e they may not notice they are logged in via the host account
The attacker now has access to any data or metadata the victim "created" (intentionally or unintentionally) while their browser was logged in with the host account
As a pertinent example, consider YouTube. YouTube allowed users to see a...
How do i create an InstallShield LE project to install a windows service?
...we had in 2010 are gone or different. The biggest difference for me right now is the removal of the Windows Installer project. Now we are being forced to use the InstallShield LE (Limited Edition). The problem here is that I write a ton of Windows Services and I can't see how to setup InstallShield...
What did MongoDB not being ACID compliant before v4 really mean?
...d have no formal computer science background, so bear with me. I want to know the kinds of real world negative things that can happen if you use an old MongoDB version prior to v4 , which were not ACID compliant. This applies to any ACID noncompliant database.
...