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Are loops really faster in reverse?
...o be slower than the original one. When optimizing, always measure so you know exactly what impact your changes had.
– jalf
Oct 30 '12 at 11:59
1
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iOS 7.0 No code signing identities found
...k to make sure it appears in the Keychain Access.
It should be good to go now.
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Select by partial string from a pandas DataFrame
...annot index with vector containing NA / NaN values"
...and would like to know more about what methods should be preferred over others.
(P.S.: I've seen a lot of questions on similar topics, I thought it would be good to leave this here.)
Friendly disclaimer, this is post is long.
Basic Substring...
How can I parse a local JSON file from assets folder into a ListView?
... }
Log.e("data", json);
return json;
}
Now for parsing data in your activity:-
String data = getAssetJsonData(getApplicationContext());
Type type = new TypeToken<Your Data model>() {
}.getType();
<Your Data model> modelObject = new G...
How do you do a ‘Pause’ with PowerShell 2.0?
... 1. I don't agree ISE was out of scope, but that's irrelevant now. 2. I was noting it doesn't work in the ISE to assist passers-by on this question.
– Bill_Stewart
Aug 11 '17 at 9:10
...
Git pull without checkout?
...tes origin/D, origin/B, origin/C, and origin/master. So far so good. But now you say you want something to happen, on devhost, to local branches D, B, C, and/or master?
I have these obvious (to me anyway) questions:
Why do you want the tips of all branches updated?
What if some branch (e.g., B)...
Equivalent of varchar(max) in MySQL?
...ATE TABLE foo ( v VARCHAR(65532) );
Query OK, 0 rows affected (0.01 sec)
Now if we try to use a multibyte charset at the table level, we find that it counts each character as multiple bytes. UTF8 strings don't necessarily use multiple bytes per string, but MySQL can't assume you'll restrict all yo...
Injecting a mock into an AngularJS service
...ck the functions on the service as needed using Jasmine's spyOn function.
Now, if the service itself is a function, and not an object that you can use spyOn with, there's another way to go about it. I needed to do this, and found something that works pretty well for me. See How do you mock Angular ...
What is SuppressWarnings (“unchecked”) in Java?
...ype (this is the only thing it can verify, so it verifies only that).
But now add this line.
Integer hello = actualList.get(0);
And JVM will throw an unexpected ClassCastException, as Java compiler inserted an implicit cast.
java.lang.ClassCastException: java.base/java.lang.String cannot be cas...
When should I use a NoSQL database instead of a relational database? Is it okay to use both on the s
... I use MySQL (or SQLite for testing).
If you need a NoSQL db you usually know about it, possible reasons are:
client wants 99.999% availability on
a high traffic site.
your data makes
no sense in SQL, you find yourself
doing multiple JOIN queries for
accessing some piece of information.
you are b...