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How can I test what my readme.md file will look like before committing to github?
...Edit, as pointed out by @Aaron or Dillinger since Notepag seems to be down now. Personally I use Dillinger since it just works and saves all my documents in my browser's local database.
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impr...
Do I need all three constructors for an Android custom view?
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How did I never know this?
– Suragch
Nov 4 '17 at 9:17
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DateTime vs DateTimeOffset
... Whenever we produce a DateTime we do it in UTC (e.g. using DateTime.UtcNow ), and whenever we display one, we convert back from UTC to the user's local time.
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Adding images or videos to iPhone Simulator
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Note - while this is valid, and works, I think Koen's solution below is now a better one, since it does not require rebooting the simulator.
Identify your simulator by going to xCode->Devices, selecting your simulator, and checking the Identifier value.
Go to
~/Library/Developer/CoreSimula...
Why does NULL = NULL evaluate to false in SQL server
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Think of the null as "unknown" in that case (or "does not exist"). In either of those cases, you can't say that they are equal, because you don't know the value of either of them. So, null=null evaluates to not true (false or null, depending on you...
Is there a way to use PhantomJS in Python?
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PhantomJS recently dropped Python support altogether. However, PhantomJS now embeds Ghost Driver.
A new project has since stepped up to fill the void: ghost.py. You probably want to use that instead:
from ghost import Ghost
ghost = Ghost()
with ghost.start() as session:
page, extra_resource...
CocoaPods Errors on Project Build
... it.
If you go to the target's Build Settings and filter on All, you will now see the PODS_ROOT entry with no errors:
It should now build with no errors.
Note: Even Cocoa Pods' official AFNetworking iOS Example has this problem, which leads me to believe that it is a bug with Xcode.
An alte...
What is the intended use-case for git stash?
...rrent mess I made
git stash save
# some changes in the working dir
# and now add them to the last commit:
git add -u
git commit --amend
# back to work!
git stash pop
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bash: shortest way to get n-th column of output
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You can go one step further and define D to be:
alias -g D="|xargs rm"
Now you can type:
cat file X1 D
to delete all files mentioned in the first column of file "file".
If you know the bash, the zsh is not much of a change except for some new features.
HTH Chris
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Constructors vs Factory Methods [closed]
...ibility to one of several helper subclasses, and you want to localize the knowledge of which helper subclass is the delegate
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