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How can I initialize an ArrayList with all zeroes in Java?
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The integer passed to the constructor represents its initial capacity, i.e., the number of elements it can hold before it needs to resize its internal array (and has nothing to do with the initial number of elements in the list)....
Get generated id after insert
...es) ;
If query exec use select last_insert_rowid()
String sql = "INSERT INTO [user](firstName,lastName) VALUES (\"Ahmad\",\"Aghazadeh\"); select last_insert_rowid()";
DBHelper itemType =new DBHelper();// your dbHelper
c = db.rawQuery(sql, null);
if (c.moveToFirst())
result = c.getLong(0);
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How to have stored properties in Swift, the same way I had on Objective-C?
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Ok what to do if I want to store Int, Bool and etc?
– Vyachaslav Gerchicov
Jun 30 '17 at 13:43
1
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Getting the difference between two repositories
... the other repository, and using git rev-parse with --git-dir / GIT_DIR to convert symbolic name in other repository to SHA-1 identifier.
Modern version would look something like this (assuming that you are in 'repo_a'):
GIT_ALTERNATE_OBJECT_DIRECTORIES=../repo_b/.git/objects \
git diff $(git ...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
...zing on "this" is considered in some circles to be an anti-pattern. The unintended consequence is that outside of the class someone can lock on an object reference that is equal to "this" and prevent other threads from passing the barriers within the class potentially creating a deadlock situation....
UITextfield leftView/rightView padding on iOS7
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cannot convert value of type 'string' to expected argument type 'UIImage?"
– user4203956
Nov 28 '15 at 12:26
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How do I find and view a TFS changeset by comment text?
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Stackoverflow converted my above comment regarding my URL format to a link. It's really http://tfs01:8080/tfs
– goodeye
Oct 7 '11 at 1:28
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Remove/hide a preference from the screen
...at you can set the visiblity in xml.
The preferences in your xml will be converted to AppCompat versions automatically. You can then use the 'app:isPreferenceVisible' attribute in your xml
preferences.xml
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:a...
Git diff says subproject is dirty
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This worked for me when I converted some existing folders to submodules and then pulled onto another machine which still had the old folders.
– Roger Lipscombe
Nov 1 '13 at 13:00
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What exactly does a jar file contain?
... contains compiled Java binary classes in the form of *.class which can be converted to readable .java class by decompiling it using some open source decompiler. The jar also has an optional META-INF/MANIFEST.MF which tells us how to use the jar file - specifies other jar files for loading with the ...