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Linq: adding conditions to the where clause conditionally
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If you do not call ToList() and your final mapping to the DTO type, you can add Where clauses as you go, and build the results at the end:
var query = from u in DataContext.Users
where u.Division == strUserDiv
&& u.Age > 18
&&a...
Convert an image to grayscale in HTML/CSS
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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...
'ssh-keygen' is not recognized as an internal or external command
...f Git For Windows, whose releases include PortableGit-2.4.3.1-2nd-release-candidate-64-bit.7z
c:\path\to\PortableGit-2.4.3.1-2nd-release-candidate-64-bit\usr\bin\ssh-keygen.exe
That means the %PATH% must include c:\path\to\PortableGit-2.4.3.1-2nd-release-candidate-64-bit\usr\bin (without the ssh-...
Coroutine vs Continuation vs Generator
What is the difference between a coroutine and a continuation and a generator ?
3 Answers
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Element-wise addition of 2 lists?
... There are many times where python syntax is really elegant and simple, but unfortunately this isn't one of them. And for such a simple task, it's a pity.... Why would they make "+" concatenate the lists when there's already the .extend() method?
– Nic Scozzaro
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Why can't I overload constructors in PHP?
I have abandoned all hope of ever being able to overload my constructors in PHP, so what I'd really like to know is why .
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How to programmatically display version/build number of target in iOS app?
...ase number is for the customers, called version number. It starts with 1.0 and goes up for major updates to 2.0, 3.0, for minor updates to 1.1, 1.2 and for bug fixes to 1.0.1, 1.0.2 . This number is oriented about releases and new features. It does not have to stop at 9, 1.11.23 is a reasonable vers...
How can I copy the content of a branch to a new local branch?
I have worked on a local branch and also pushed the changes to remote. I want to revert the changes on that branch and do something else on it, but I don't want to lose the work completely. I was thinking of something like create a new branch locally and copy the old branch there, then I can revert ...
C++ : why bool is 8 bits long?
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Yes, it's a hardware choice, and if the hardware allows for it, the size of a bool could change. But the OP asked why a bool is 8 bits wide, and on systems where that is the case, it is generally because the CPU is only able to address 8-bit bytes.
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Project structure for Google App Engine
...n in Google App Engine right when it came out, to play with the technology and work on a pet project that I had been thinking about for a long time but never gotten around to starting. The result is BowlSK . However, as it has grown, and features have been added, it has gotten really difficult to...