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What is a lambda expression in C++11?
... be writing a whole class just to do something trivial and one off.
In C++03 you might be tempted to write something like the following, to keep the functor local:
void func2(std::vector<int>& v) {
struct {
void operator()(int) {
// do something
}
} f;
std::for_each(...
AngularJS ng-if with multiple conditions
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edited Nov 8 '19 at 15:09
Edric
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answered Nov ...
SQL - Select first 10 rows only?
How do I select only the first 10 results of a query?
12 Answers
12
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How to get correct timestamp in C#
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Your mistake is using new DateTime(), which returns January 1, 0001 at 00:00:00.000 instead of current date and time. The correct syntax to get current date and time is DateTime.Now, so change this:
String timeStamp = GetTimestamp(new DateTime());
to this:
String timeStamp = GetTimes...
Is there a way of having git show lines added, lines changed and lines removed?
...'^\{\+.*\+\}$' \
REM_PATTERN='^\[-.*-\]$' \
git diff --word-diff --unified=0 | sed -nr \
-e "s/$MOD_PATTERN/modified/p" \
-e "s/$ADD_PATTERN/added/p" \
-e "s/$REM_PATTERN/removed/p" \
| sort | uniq -c
It's a little long-winded so you may want to parse it in your own script instead....
Rails find record with zero has_many records associated [duplicate]
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Bah, found it here: https://stackoverflow.com/a/5570221/417872
City.includes(:photos).where(photos: { city_id: nil })
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An error occurred while installing pg (0.17.1), and Bundler cannot continue
I just installed Rails 4.0.2 and when creating a new app, in the bundle stage I get:
16 Answers
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Node JS Error: ENOENT
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ihciadihciad
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5
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SQL Server Regular expressions in T-SQL
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answered Oct 13 '08 at 20:49
Eric Z BeardEric Z Beard
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Using fonts with Rails asset pipeline
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If your Rails version is between > 3.1.0 and < 4, place your fonts in any of the these fo...