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How do I squash two non-consecutive commits?
...what you want the new commit message to look like. I recommend this be a description of the changes in commit A and D:
new_commit_message_for_A_and_D
Type Esc then ZZ
git log --oneline -4
E new_commit_message_for_A_and_D
C commit_message_for_C
B commit_message_for_B
git show E
(You should se...
Detecting a redirect in ajax request?
...ttpRequest object directly.
You can use something like this:
var xhr;
var _orgAjax = jQuery.ajaxSettings.xhr;
jQuery.ajaxSettings.xhr = function () {
xhr = _orgAjax();
return xhr;
};
jQuery.ajax('http://test.com', {
success: function(responseText) {
console.log('responseURL:', xhr.respon...
PHP array delete by value (not key)
...
Well, deleting an element from array is basically just set difference with one element.
array_diff( [312, 401, 15, 401, 3], [401] ) // removing 401 returns [312, 15, 3]
It generalizes nicely, you can remove as many elements as you like at the same time, if you want.
...
Does Java 8 provide a good way to repeat a value or function?
...
@jwenting It really depends - typically with GUI stuff (Swing or JavaFX), that removes a lot of boiler plate due to anonymous classes.
– assylias
Aug 30 '13 at 12:12
...
Prepend a level to a pandas MultiIndex
...
This is especially nice for adding a level to the columns by adding axis=1, since the df.columns doesn't have the "set_index" method like the index, which always bugs me.
– Rutger Kassies
Feb 10 '17 a...
Running JAR file on Windows
...
Easiest route is probably upgrading or re-installing the Java Runtime Environment (JRE).
Or this:
Open the Windows Explorer, from the Tools select 'Folder Options...'
Click the File Types tab, scroll down and select JAR File type.
Press the Advanced button.
In the Edi...
Possible to perform cross-database queries with PostgreSQL?
...no longer supported, but if you need to do this in a pre-2013 Postgres installation, there is a function called dblink.
I've never used it, but it is maintained and distributed with the rest of PostgreSQL. If you're using the version of PostgreSQL that came with your Linux distro, you might need to...
Is MATLAB OOP slow or am I doing something wrong?
...TLAB OOP , as a start I mimicked my C++'s Logger classes and I'm putting all my string helper functions in a String class, thinking it would be great to be able to do things like a + b , a == b , a.find( b ) instead
of strcat( a b ) , strcmp( a, b ) , retrieve first element of strfind( a, b...
When do you use the “this” keyword? [closed]
...declare extension methods
To pass parameters between constructors
To internally reassign value type (struct) value.
To invoke an extension method on the current instance
To cast itself to another type
To chain constructors defined in the same class
You can avoid the first usage by not having membe...
Trying to start a service on boot on Android
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Just a complement: make sure your app is install in internal memory <manifest xmlns:android="..." package="..." android:installLocation="internalOnly">
– Bao Le
Aug 9 '11 at 2:00
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