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How to declare a variable in MySQL?
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edited Aug 20 '16 at 13:37
Manos Nikolaidis
17.9k1010 gold badges5858 silver badges7171 bronze badges
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Scala Programming for Android
I have followed the tutorial at Scala and Android with Scala 2.7.3 final. The resulting Android App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of mem...
Assigning variables with dynamic names in Java
...achieve, you should use an array, a List or a Map; e.g.
int n[] = new int[3];
for (int i = 0; i < 3; i++) {
n[i] = 5;
}
List<Integer> n = new ArrayList<Integer>();
for (int i = 1; i < 4; i++) {
n.add(5);
}
Map<String, Integer> n = new HashMap<String, Integer>...
Python: Get relative path from comparing two absolute paths
...he fallacy of Python's os.path.commonprefix?
PPPPS: starting with Python 3.4, we have pathlib, a module that provides a saner path manipulation environment. I guess that the common prefix of a set of paths can be obtained by getting all the prefixes of each path (with PurePath.parents()), taking t...
Batch equivalent of Bash backticks
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53
You can do it by redirecting the output to a file first. For example:
echo zz > bla.txt
set...
How can I get a view's current width and height when using autolayout constraints?
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edited Feb 6 at 17:35
answered Nov 24 '12 at 15:23
a...
How to set or change the default Java (JDK) version on OS X?
... will output something like the following:
Matching Java Virtual Machines (3):
1.8.0_05, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_05.jdk/Contents/Home
1.6.0_65-b14-462, x86_64: "Java SE 6" /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
1.6.0_65-b14-462, i3...
Does MySQL ignore null values on unique constraints?
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edited Oct 8 '18 at 13:50
Jon Schneider
19.9k1616 gold badges120120 silver badges149149 bronze badges
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How can I rollback a github repository to a specific commit?
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edited Nov 13 '15 at 2:00
SeldomNeedy
7121010 silver badges1919 bronze badges
answered Dec...