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How do you echo a 4-digit Unicode character in Bash?
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Quick one-liner to convert UTF-8 characters into their 3-byte format:
var="$(echo -n '☠' | od -An -tx1)"; printf '\\x%s' ${var^^}; echo
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How do I delete from multiple tables using INNER JOIN in SQL server
...table.
As a side note, you can also do inserted.* on an insert statement, and both inserted.* and deleted.* on an update statement.
EDIT:
Also, have you considered adding a trigger on table1 to delete from table2 + 3? You'll be inside of an implicit transaction, and will also have the "inserted." ...
Removing the title text of an iOS UIBarButtonItem
...ButtonItem(title:"", style: .Plain, target: nil, action: nil). Not hard to convert from Obj-C to Swift, but I'll save you the troublef
– Zoyt
Jun 30 '14 at 20:32
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How to use a filter in a controller?
...ways to do this.
Let's assume you have the following simple filter, which converts a string to uppercase, with a parameter for the first character only.
app.filter('uppercase', function() {
return function(string, firstCharOnly) {
return (!firstCharOnly)
? string.toUpperCas...
Getting activity from context in android
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This is something that I have used successfully to convert Context to Activity when operating within the UI in fragments or custom views. It will unpack ContextWrapper recursively or return null if it fails.
public Activity getActivity(Context context)
{
if (context == n...
How to set Sqlite3 to be case insensitive when string comparing?
...e' when running this query. The db engine will need to full-scan all rows, converting all of the 'name' fields to upper case and running the comparison.
– Mathew Waters
Mar 15 '12 at 8:58
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Access Enum value using EL with JSTL
...ption 2, the compiler can not verify it, but at runtime the string will be converted into an enum using Enum.valueOf(Class<T> enumType, String name) which will trigger an ELException if the enum has no constant with that name. The expression will not just always be false.
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Xcode 6 Storyboard the wrong size?
... retained, and all other data will be removed. In addition, segues will be converted to their non-adaptive equivalents."
What type of hash does WordPress use?
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Just tried it also and logged in. The MD5 got auto-converted to a wp hash. Wp version 5.1
– Miro
Nov 20 '19 at 23:16
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How to get a Fragment to remove itself, i.e. its equivalent of finish()?
I'm converting an app to use fragments using the compatibility library.
Now currently I have a number of activities (A B C D) which chain onto one another, D has a button 'OK' which when pressed calls finish which then bubbles up through onActivityResult() to additionally destroy C and B.
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