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Understanding dict.copy() - shallow or deep?
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Nice answer, but you might consider correcting the grammatical error in your first sentence. And there's no reason to not use L again in b. Doing so would simplify the example.
– Tom Russell
Oct 27 '17 at 4:47
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How to implement a rule engine?
..."Contains", "C#" )
};
// compile the rules once
var compiledRules = rules.Select(r => CompileRule(r)).ToList();
public bool MatchesAllRules(User user)
{
return compiledRules.All(rule => rule(user));
}
Here is the implementation of BuildExpr:
Expression BuildExpr(Rule r, ParameterExpress...
findViewByID returns null
...days on something so trivial. I moved setContentView() above the findViewById() call and that did t he trick. thanks!
– agentcurry
Jan 26 '12 at 20:35
2
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How to retrieve inserted id after inserting row in SQLite using Python?
How to retrieve inserted id after inserting row in SQLite using Python? I have table like this:
2 Answers
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What are the most widely used C++ vector/matrix math/linear algebra libraries, and their cost and be
...s criteria, but if maturity were the only metric, I imagine you would have selected a BLAS or LAPACK based option.
– Catskul
Sep 9 '09 at 17:54
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looping through an NSMutableDictionary
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A standard way would look like this
for(id key in myDict) {
id value = [myDict objectForKey:key];
[value doStuff];
}
share
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improve this answer
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Primary key or Unique index?
...t SQL Server only allows one null value though.
– David Aldridge
Aug 30 '13 at 14:22
3
but still ...
How to make layout with View fill the remaining space?
...veLayout.
I am giving my layout for clarity:
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
>
<Button
android:layout_width = "80dp"
android:layout_weight = "0"
and...
How to send multiple data fields via Ajax? [closed]
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This one works for me.
Here's my PHP:
<div id="pageContent">
<?php
while($row = mysqli_fetch_assoc($stmt)) {
?>
<br/>
<input id="vendorName_" name="vendorName_<?php echo $row["id"]; ?>" value='<?php echo $row["vendorName"]; ?>...
Android: View.setID(int id) programmatically - how to avoid ID conflicts?
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According to View documentation
The identifier does not have to be unique in this view's hierarchy. The identifier should be a positive number.
So you can use any positive integer you like, but in this case there can be some views with equivalent id's. If you...