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What is the difference between the hidden attribute (HTML5) and the display:none rule (CSS)?
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edited Jul 15 '11 at 16:30
answered Jul 15 '11 at 14:17
ne...
How do I automatically sort a has_many relationship in Rails?
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edited Apr 10 '09 at 23:44
answered Apr 10 '09 at 21:54
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How do I execute inserts and updates in an Alembic upgrade script?
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+100
What you are asking for is a data migration, as opposed to the schema migration that is most prevalent in the Alembic docs.
This answ...
Comparator.reversed() does not compile using lambda
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Stuart MarksStuart Marks
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Is there any way to ignore INSTALL_FAILED_VERSION_DOWNGRADE on application install with the Android
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290
It appears the latest version of adb tools has an "allow downgrade flag" that isn't shown in the...
Android: Difference between Parcelable and Serializable?
...);
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(age);
dest.writeString(name);
dest.writeStringList(address);
}
public int getAge() {
retur...
What is the iBeacon Bluetooth Profile
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For an iBeacon with ProximityUUID E2C56DB5-DFFB-48D2-B060-D0F5A71096E0, major 0, minor 0, and calibrated Tx Power of -59 RSSI, the transmitted BLE advertisement packet looks like this:
d6 be 89 8e 40 24 05 a2 17 6e 3d 71 02 01 1a 1a ff 4c 00 02 15 e2 c5 6d b5 df fb 48 d2 b0 60 ...
Intellij IDEA, format all code in a project
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duffymoduffymo
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Saving images in Python at a very high quality
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edited Aug 9 '19 at 10:27
Dilawar
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answered ...
How to remove the lines which appear on file B from another file A?
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207
If the files are sorted (they are in your example):
comm -23 file1 file2
-23 suppresses the ...