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How do I rename a column in a SQLite database table?
...mn name is changed both within the table definition itself and also within all indexes, triggers, and views that reference the column. If the column name change would result in a semantic ambiguity in a trigger or view, then the RENAME COLUMN fails with an error and no changes are applied.
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iPhone: Setting Navigation Bar Title
Hey all. I'm still pretty new to iPhone development, and I'm having a bit of trouble figuring out how to change the title of my Navigation Bar. On another question on this site somebody recommended using :
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.gitignore exclude folder but include specific subfolder
...” every parent directory of anything that you want to “unignore”. Usually you end up writing rules for this situation in pairs: ignore everything in a directory, but not some certain subdirectory.
# you can skip this first one if it is not already excluded by prior patterns
!application/
app...
Why do you program in assembly? [closed]
I have a question for all the hardcore low level hackers out there. I ran across this sentence in a blog. I don't really think the source matters (it's Haack if you really care) because it seems to be a common statement.
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MySQL “between” clause not inclusive?
...t; 23:59:59 and t < 24:00:00. Why deal with poorly specified BETWEEN at all? Rather follow David's advice and use: WHERE dob >= '2011-01-01' AND dob < '2011-02-01'. Best performance, and it works every time.
– Disillusioned
Feb 27 '17 at 9:13
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How to increase code font size in IntelliJ?
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Is there an option to change the font size globally with a hotkey?
– A. Steenbergen
Jun 18 '19 at 9:49
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What does a just-in-time (JIT) compiler do?
What does a JIT compiler specifically do as opposed to a non-JIT compiler? Can someone give a succinct and easy to understand description?
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Why does Apple recommend to use dispatch_once for implementing the singleton pattern under ARC?
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dispatch_once() is absolutely synchronous. Not all GCD methods do things asynchronously (case in point, dispatch_sync() is synchronous). The use of dispatch_once() replaces the following idiom:
+ (MyClass *)sharedInstance {
static MyClass *sharedInstance;
@synchr...
IntelliJ IDEA way of editing multiple lines
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Thanks for the link. I accidentally hit upon this feature but somehow I couldn't figure out which key combination I accidentally pressed :)
– aberrant80
May 9 '14 at 6:14
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How to change owner of PostgreSql database?
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Note, all tables and sequences inside the database will still be assigned to the original owner.
– Cerin
Nov 2 '16 at 0:52
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