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How to create a new (and empty!) “root” branch?
...Signed-off-by: brian m. carlson
Reviewed-by: Derrick Stolee
When we call init_checkout_metadata in reset_tree, we want to pass the object ID of the commit in question so that it can be passed to filters, or if there is no commit, the tree.
We anticipated this latter case, which can occ...
Using CMake with GNU Make: How can I see the exact commands?
... This is a great option when using qt.io QtCreator because cmake is called by the GUI. Thank you!
– Grant Rostig
Feb 11 '19 at 21:56
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explicit casting from super class to subclass
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Because theoretically Animal animal can be a dog:
Animal animal = new Dog();
Generally, downcasting is not a good idea. You should avoid it. If you use it, you better include a check:
if (animal instanceof Dog) {
Dog dog = (Dog) ani...
How to get jQuery to wait until an effect is finished?
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You can specify a callback function:
$(selector).fadeOut('slow', function() {
// will be called when the element finishes fading out
// if selector matches multiple elements it will be called once for each
});
Documentation here.
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How do I make an HTTP request in Swift?
... add import PlaygroundSupport to your playground, as well as the following call:
PlaygroundPage.current.needsIndefiniteExecution = true
This will allow you to use asynchronous code in playgrounds.
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How can I convert JSON to a HashMap using Gson?
...this is a fairly old question, but I was searching for a solution to generically deserialize nested JSON to a Map<String, Object>, and found nothing.
The way my yaml deserializer works, it defaults JSON objects to Map<String, Object> when you don't specify a type, but gson doesn't seem ...
break out of if and foreach
...ot "break out of it".
You can, however, break out of the foreach by simply calling break. In your example it has the desired effect:
foreach($equipxml as $equip) {
$current_device = $equip->xpath("name");
if ( $current_device[0] == $device ) {
// found a match in the file ...
How can I create tests in Android Studio?
...ferent types of tests that you will do.
Local unit tests. These are run locally on the JVM (Java Virtual Machine). Since they are local, they are fast. You can use them to test the parts of your code that just need Java and not the Android APIs. (Sometimes you can make a fake API object to test mor...
Remove icon/logo from action bar on android
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call method getActionBar().... is better solution this problem (remove icon from action bar) because if you use navigation bar and action bar , so your action bar will be above navigation bar. If you use setDisplayShowHomeEna...
Can a Windows batch file determine its own file name?
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%0 returns the way the file was called. If a full path was used, %0 will have that. If you cd into the dir first and execute the batch from there, %0 will usually not have the path info (but you could get that from %cd% in that case)
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