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How to trim a string in SQL Server before 2017?
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Incidentally, what possible reason could Microsoft have for including an LTRIM and RTRIM function without a TRIM? It's peculiar.
– Ben Hoffstein
Oct 7 '08 at 18:06
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How to tell PowerShell to wait for each command to end before starting the next?
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Normally, for internal commands PowerShell does wait before starting the next command. One exception to this rule is external Windows subsystem based EXE. The first trick is to pipeline to Out-Null like so:
Notepad.exe | Out-N...
What does it mean for a data structure to be “intrusive”?
...to know about the list it is in, and inform it of changes.
ORM-systems usually revolve around intrusive data structures, to minimize iteration over large lists of objects. For instance, if you retrieve a list of all the employees in the database, then change the name of one of them, and want to sav...
In MySQL, how to copy the content of one table to another table within the same database?
...y the content of one table to another table within the same database. Basically, I would like to insert to a table from another table. Is there easy way of doing this?
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Applying a function to every row of a table using dplyr?
...it reflects the fact that when you're doing row wise operations you're actually working with tuples from a list of vectors (the columns in a dataframe).
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How to round an image with Glide library?
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Check this post, glide vs picasso...
Edit: the linked post doesn't call out an important difference in the libraries. Glide does the recycling automatically. See TWiStErRob's comment for more.
Glide.with(this).load(URL).transform(new CircleTransform(context)).into(imageView);
public static ...
C++ Convert string (or char*) to wstring (or wchar_t*)
...f8_source_string);
Longer online compilable and runnable example:
(They all show the same example. There are just many for redundancy...)
http://ideone.com/KA1oty
http://ide.geeksforgeeks.org/5pRLSh
http://rextester.com/DIJZK52174
Note (old):
As pointed out in the comments and explained in h...
Difference between . and : in Lua
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To be completely precise, obj:method(1, 2, 3) is the same as
do
local _obj = obj
_obj.method(_obj, 1, 2, 3)
end
Why the local variable? Because, as many have pointed out, obj:method() only indexes _ENV once to get obj. This normally just important when considering speed, but consider this s...
Testing two JSON objects for equality ignoring child order in Java
...ary that supports comparing two JSON objects ignoring child order, specifically for unit testing JSON returning from a web service.
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Sleep for milliseconds
... facilities:
#include <chrono>
#include <thread>
std::this_thread::sleep_for(std::chrono::milliseconds(x));
Clear and readable, no more need to guess at what units the sleep() function takes.
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