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When do we need curly braces around shell variables?
...o whitespace between the two.
echo "Time taken = ${TIME}secs"
Example 2) Java classpath with versioned jars
# WRONG - no such variable LATESTVERSION_src
CLASSPATH=hibernate-$LATESTVERSION_src.zip:hibernate_$LATEST_VERSION.jar
# RIGHT
CLASSPATH=hibernate-${LATESTVERSION}_src.zip:hibernate_$LATEST...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
... I have tried the above procedure but it is giving this error "java-lang-illegalstateexception-can-not-perform-this-action-after-onsaveinstance". So where exactly i have to remove the fragment
– KK_07k11A0585
Jul 15 '13 at 14:36
...
Android TextView Justify Text
...ES.O) {
textView.justificationMode = JUSTIFICATION_MODE_INTER_WORD
}
Java
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
textView.setJustificationMode(JUSTIFICATION_MODE_INTER_WORD);
}
default is JUSTIFICATION_MODE_NONE.
...
Constructor in an Interface?
...may solve Sebi's immediate problem. But one reason for using interfaces in Java is because you cannot have multiple inheritance. In a case where I cannot make my "thing" an abstract class because I need to inherit from something else, the problem remains. Not that I claim to have a solution.
...
Combining node.js and Python
...ll get the same language that runs and interoperates with existing code on Java, JavaScript (node.js included), CLR and Python. And you get superb marshalling protocol by simply using clojure data structures.
share
...
How can I verify a Google authentication API access token?
...
you can try in address bar in browsers too, use httppost and response in java also
response will be like
{
"issued_to": "xxxxxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.apps.googleusercontent.com",
"audience": "xxxxxxxxxxxxxxx-xxxxxxxxxxxxxxxxxxxxxxxxxx.apps.googleusercontent.com",
...
How to get just one file from another branch
...
git checkout branch_name file_name
Example:
git checkout master App.java
This will not work if your branch name has a period in it.
git checkout "fix.june" alive.html
error: pathspec 'fix.june' did not match any file(s) known to git.
...
How to use @Nullable and @Nonnull annotations more effectively?
...still needed, even though @NonNull is used. Refer to the following link:
Java 8's new Type Annotations
In the above blog, it is recommended that:
Optional Type Annotations are not a substitute for runtime validation
Before Type Annotations, the primary location for describing things
like ...
How do I display an alert dialog on Android?
...a simple one! Create a dialog method, something like this anywhere in your Java class:
public void openDialog() {
final Dialog dialog = new Dialog(context); // Context, this, etc.
dialog.setContentView(R.layout.dialog_demo);
dialog.setTitle(R.string.dialog_title);
dialog.show();
}
...
Set Django IntegerField by choices=… name
...n self.value
class Language(ChoiceEnum):
Python = 1
Ruby = 2
Java = 3
PHP = 4
Cpp = 5
# Uh oh
Language.Cpp._name_ = 'C++'
This is pretty much all. You can inherit the ChoiceEnum to create your own definitions and use them in a model definition like:
from django.db import mo...