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How to get record created today by rails activerecord?
...ps based on created_at column, add an index on the table in your migration file.
add_index :posts, :created_at
Now, to lookup records created today:
Rails 3/4
Post.where("created_at >= ?", Time.zone.now.beginning_of_day)
To lookup posts created on a specific day.
Post.where(:created_at =&...
How to show a confirm message before delete?
...e the button instead of writing it in the head section or into an external file? This is a very generic function and the programmer may want to use it several times for several buttons, I wouldn't write it inside a single specific button...
– franz1
Jun 22 at 1...
Defining TypeScript callback type
...ate.
The declare keyword is not necessary. It should be used in the .d.ts files or in similar cases.
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Beautiful Soup and extracting a div and its contents by ID
...e too much nested. I am trying to parse some contacts from a facebook html file, and the Beautifulsoup is not able to find tags "div" with class "fcontent".
This happens with other classes as well. When I search for divs in general, it turns only those that are not so much nested.
The html source ...
Java Annotations
...e of a JUnit annotation
@Test(expected=IOException.class)
public void flatfileMissing() throws IOException {
readFlatFile("testfiles"+separator+"flatfile_doesnotexist.dat");
}
Here the @Test annotation is telling JUnit that the flatfileMissing method is a test that should be executed and that...
How do I set up NSZombieEnabled in Xcode 4?
...more convenient:
Click the "Run Button Dropdown"
From the list choose Profile
The program "Instruments" should open where you can also choose Zombies
Now you can interact with your app and try to cause the error
As soon as the error happens you should get a hint on when your object was released an...
How to use putExtra() and getExtra() for string data
...
Use this to "put" the file...
Intent i = new Intent(FirstScreen.this, SecondScreen.class);
String strName = null;
i.putExtra("STRING_I_NEED", strName);
Then, to retrieve the value try something like:
String newString;
if (savedInstanceState...
Getting the application's directory from a WPF application
...GetDirectoryName(System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName)
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Center a button in a Linear layout
...ativeLayout option:
android:layout_centerInParent="true"
So your layout file will look like this:
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout android:id="@+id/RelativeLayout01"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:android=...
Connect Device to Mac localhost Server? [closed]
... It requires no additional setup or modification to current Node.js server file. @ma11hew28
– BenS
Jul 18 '18 at 12:01
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