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Get the length of a String
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As of Swift 4+
It's just:
test1.count
for reasons.
(Thanks to Martin R)
As of Swift 2:
With Swift 2, Apple has changed global functions to protocol extensions, extensions that match any type conforming to a protocol. Thus the new synt...
What is the difference between Views and Materialized Views in Oracle?
...iews are disk based and are updated periodically based upon the query definition.
Views are virtual only and run the query definition each time they are accessed.
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How do I make the method return type generic?
...ss<T> type) {
return type.cast(friends.get(name));
}
Then call it as such:
jerry.callFriend("spike", Dog.class).bark();
jerry.callFriend("quacker", Duck.class).quack();
This code has the benefit of not generating any compiler warnings. Of course this is really just an updated version ...
My Git repository is in the wrong root directory. Can I move it? (../ instead of ./)
Somehow when I git init ed my latest project a month or so ago I ran the command in the directory one directory higher than the root of my project.
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Google Play on Android 4.0 emulator
...nesky.apk) from here.
Start your emulator:
emulator -avd VM_NAME_HERE -partition-size 500 -no-audio -no-boot-anim
Then use the following commands:
# Remount in rw mode.
# NOTE: more recent system.img files are ext4, not yaffs2
adb shell mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
# ...
using gitignore to ignore (but not delete) files
I have a tmp directory in my git repo I'd like to still exist, but be ignored. I added it to .gitignore , but git status still tells me about changes to files in that directory. I tried git rm -r --cached , but that removes it from the remote repo. How can I stop tracking changes to this dire...
How to read a single char from the console in Java (as the user types it)?
...e an easy way to read a single char from the console as the user is typing it in Java? Is it possible? I've tried with these methods but they all wait for the user to press enter key:
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Java: how do I get a class literal from a generic type?
Typically, I've seen people use the class literal like this:
8 Answers
8
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Thou shalt not inherit from std::vector
...ficult to confess, but I do have a strong temptation at the moment to inherit from std::vector .
13 Answers
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When is a CDATA section necessary within a script tag?
....g. when an XHTML page is interpreted as XML) and you want to be able to write literal i<10 and a && b instead of i&lt;10 and a &amp;&amp; b, as XHTML will parse the JavaScript code as parsed character data as opposed to character data by default. This is not an issue with sc...