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Select Last Row in the Table
...gt;first();
First it orders users by created_at field, descendingly, and then it takes the first record of the result.
That will return you an instance of the User object, not a collection. Of course, to make use of this alternative, you got to have an User model, extending Eloquent class. This m...
Fixed point vs Floating point number
...ortion. For example, if your fixed point format was in decimal IIIII.FFFFF then the largest number you could represent would be 99999.99999 and the smallest non-zero number would be 00000.00001. Every bit of code that processes such numbers has to have built-in knowledge of where the decimal point i...
Clone private git repo with dockerfile
...ials. Once Docker implement ability to pass env variables to build command then I agree this would be cleanest solution.
– Jabbslad
May 12 '15 at 22:23
...
How to change an Eclipse default project into a Java project
... in .classpath, reference the Java libs:
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
</classpath>
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In PHP, how do you change the key of an array element?
...ray keys into a separate array, find and replace the key in that array and then combine it back with the values.
Here is a function that does just that:
function change_key( $array, $old_key, $new_key ) {
if( ! array_key_exists( $old_key, $array ) )
return $array;
$keys = array_...
What happens to C# Dictionary lookup if the key does not exist?
... // Key wasn't in dictionary; "value" is now 0
}
(Using ContainsKey and then the the indexer makes it look the key up twice, which is pretty pointless.)
Note that even if you were using reference types, checking for null wouldn't work - the indexer for Dictionary<,> will throw an exception...
Install tkinter for Python
...I did it to my home directory), extract the .tar.gz files for tcl and tk. Then open up the readme files inside the ./unix directory. I ran
cd ~/tcl8.5.11/unix
./configure --prefix=/home/cnel711 --exec-prefix=/home/cnel711
make
make install
cd ~/tk8.5.11/unix
./configure --prefix=/home/cnel711 --...
Installing in Homebrew errors
...o with Homebrew.
I'm not sure if the ruby one-liner does this. If it did, then something else on my system took control of /usr/local since.
Edit: I completely missed this, but @samvermette didn't (see replies to my answer): if you run this command above and have something installed via homebrew t...
What is a “bundle” in an Android application
... objects.
Your first create a Bundle object
Bundle b = new Bundle();
Then, associate the string data stored in anystring with bundle key "myname"
b.putString("myname", anystring);
Now, create an Intent object
Intent in = new Intent(getApplicationContext(), secondActivity.class);
Pass bun...
Want to exclude file from “git diff”
...esn't exist in MacOS, alternatives would be using /usr/bin/true or echo).
Then, assign the new diff driver to those files you want ignored in your .git/info/attributes file.
irrelevant.php diff=nodiff
If this state is supposed to be shared with other developers you could use .gitattributes in...