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Cannot get to $rootScope
...I just don't want to use global variables and wanted to use ng-init='root:<%= myroot %>' and use root value into module.config.
– vittore
May 26 '13 at 19:58
7
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Attach parameter to button.addTarget action in Swift
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You cannot pass custom parameters in addTarget:.One alternative is set the tag property of button and do work based on the tag.
button.tag = 5
button.addTarget(self, action: "buttonClicked:",
forControlEvents: UIControlEvents.TouchUpInside)
Or for Swift 2.2 and greater:...
Left align two graph edges (ggplot)
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Try this,
gA <- ggplotGrob(A)
gB <- ggplotGrob(B)
maxWidth = grid::unit.pmax(gA$widths[2:5], gB$widths[2:5])
gA$widths[2:5] <- as.list(maxWidth)
gB$widths[2:5] <- as.list(maxWidth)
grid.arrange(gA, gB, ncol=1)
Edit
Here...
Importing a CSV file into a sqlite3 database table using Python
...+
# csv.DictReader uses first line in file for column headings by default
dr = csv.DictReader(fin) # comma is default delimiter
to_db = [(i['col1'], i['col2']) for i in dr]
cur.executemany("INSERT INTO t (col1, col2) VALUES (?, ?);", to_db)
con.commit()
con.close()
...
How to define @Value as optional
...you mean null then...
You have correctly noted that you can supply a default value to the right of a : character. Your example was @Value("${myValue:DEFAULT}").
You are not limited to plain strings as default values. You can use SPEL expressions, and a simple SPEL expression to return null is:
@...
Copy values from one column to another in the same table
...with a WHERE clause to limit it to one line. If you are happy with the result, remove the WHERE clause.
– blogo
Dec 19 '17 at 14:17
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When would anyone use a union? Is it a remnant from the C-only days?
...ypes { TYPE_B1, ..., TYPE_BN };
class A
{
private:
std::unordered_map<int, Bee> data; // C++11, otherwise use std::map
public:
Bee get(int); // the implementation is obvious: get from the unordered map
};
Then, to get the content of a union instance from data, you use a.get(TYPE_B2...
viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
...now why I didn't think of that! I guess I didn't think the stack would be altered until the disappear methods had been called! Thanks :-)
– Michael Waterfall
Nov 29 '09 at 21:56
1
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How can I change the EditText text without triggering the Text Watcher?
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You could unregister the watcher, and then re-register it.
Alternatively, you could set a flag so that your watcher knows when you have just changed the text yourself (and therefore should ignore it).
share
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How can I add an empty directory to a Git repository?
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Unfortunately, this results in a non-empty directory, it has a single hidden file.
– pedorro
Dec 15 '14 at 20:09
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