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What is a Y-combinator? [closed]
...theory, it generalizes recursion, abstracting its implementation, and thereby separating it from the actual work of the function in question. The benefit of not needing a compile-time name for the recursive function is sort of a bonus. =)
This is applicable in languages that support lambda functio...
When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
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In MS Windows the temporary directory is set by the environment variable TEMP. In XP, the temporary directory was set per-user as Local Settings\Temp.
If you change your TEMP environment variable to C:\temp, then you get the same when you run :
System.out.println(Syst...
What's the difference between SoftReference and WeakReference in Java?
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From Understanding Weak References, by Ethan Nicholas:
Weak references
A weak reference, simply put, is a
reference that isn't strong enough to
force an object to remain in memory.
Weak references allow you to leverage
the garbage collector's a...
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
... its parameters bound (e.g. no %s or other variables waiting to be bound by the statement compiler or MySQLdb dialect engine, etc).
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What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it
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The UIView-Encapsulated-Layout-Height constraint is added by UITableView once the heights are determined. I calculate the height based on the systemLayoutSizeFittingSize of the contentView. Here, the UIView-Encapsulated-Layout-Height doesn't matter. Then, the tableView sets the cont...
Setting up FTP on Amazon Cloud Server [closed]
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Step #3: Make updates to the vsftpd.conf file
Edit your vsftpd conf file by typing:
> sudo vi /etc/vsftpd/vsftpd.conf
Disable anonymous FTP by changing this line:
anonymous_enable=YES
to
anonymous_enable=NO
Then add the following lines to the bottom of the vsftpd.conf file:
pasv_enab...
Mongoose.js: Find user by username LIKE value
I like to to go find a user in mongoDb by looking for a user called value.
The problem with:
13 Answers
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How to differ sessions in browser-tabs?
... WebSession is the Same. But you can create a HashMap with Session objects by tab.
– Gonzalo Gallotti
Feb 14 '19 at 16:41
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Compiling C++11 with g++
... Does anyone know if/when C++ compilers will support the C++11 standard by default, that is, without a flag?
– Dennis
Apr 6 '13 at 7:17
2
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ng-model for `` (with directive DEMO)
... I use uploadme as src in an img tag, so I can see it is getting set by the directive. However, if I try to grab it from the controller using $scope.uploadme, it is "undefined". I can set uploadme from the controller, though. For example, $scope.uploadme="*" makes the image disappear.
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