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Do Java arrays have a maximum size?
...es makes no sense unless we are willing to downvote answers that are plain and simply wrong. Does the difference of five bytes actually matter in the real world, NO, of course not. But it concerns me that people are willing to give an answer "authoritatively" without even trying it to see if it rea...
ViewPager PagerAdapter not updating the View
...when you call notifyDataSetChanged(), the view pager will remove all views and reload them all. As so the reload effect is obtained.
The second option, suggested by Alvaro Luis Bustamante (previously alvarolb), is to setTag() method in instantiateItem() when instantiating a new view. Then instead o...
Get type name without full namespace
...typeof(T).Name // class name, no namespace
typeof(T).FullName // namespace and class name
typeof(T).Namespace // namespace, no class name
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Web API Put Request generates an Http 405 Method Not Allowed error
...ws Features to make sure I didn't have this thing called WebDAV installed, and it said I didn't. Anyways, I went ahead and placed the following in my web.config (both front end and WebAPI, just to be sure), and it works now. I placed this inside <system.webServer>.
<modules runAllManaged...
Setting Vim whitespace preferences by filetype
...er that. Of course, if expandtab is on, all the tabs that get inserted are converted to spaces. stackoverflow.com/questions/1562336/… might help further. Without expand tab, Peter's answer would insert tabs that are 2 chars wide, not spaces.
– ajmccluskey
Ap...
Collection was modified; enumeration operation may not execute
...irectly changing the subscribers dictionary under the hood during the loop and leading to that message. You can verify this by changing
foreach(Subscriber s in subscribers.Values)
To
foreach(Subscriber s in subscribers.Values.ToList())
If I'm right, the problem will disappear.
Calling subscribers...
Where to put the doxygen comment blocks for an internal library - in H or in CPP files? [closed]
...libraries that are mean to be distributed without its source (only headers and libs with object code).
8 Answers
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What exactly do “u” and “r” string flags do, and what are raw string literals?
...slashes are literal backslashes, not part of escape codes.
You can try to convert a Unicode string to an old string using the str() function, but if there are any unicode characters that cannot be represented in the old string, you will get an exception. You could replace them with question marks f...
Are there any SHA-256 javascript implementations that are generally considered trustworthy?
...nst hashBuffer = await crypto.subtle.digest('SHA-256', msgBuffer);
// convert ArrayBuffer to Array
const hashArray = Array.from(new Uint8Array(hashBuffer));
// convert bytes to hex string
const hashHex = hashArray.map(b => ('00' + b.toString(16)).slice(-2)).joi...
PostgreSQL Crosstab Query
... , status text
, ct integer -- "count" is a reserved word in standard SQL
);
INSERT INTO tbl VALUES
('A', 'Active', 1), ('A', 'Inactive', 2)
, ('B', 'Active', 4), ('B', 'Inactive', 5)
, ('C', 'Inactive', 7); -- ('C', 'Active') is missing
Simple form - not fit f...