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C# static class constructor
...perform a particular action that needs to be performed once only. It
is called automatically before the first instance is created or any
static members are referenced
MSDN link
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Go naming conventions for const
...your const element exposed to other packages. If you use UpperCamelCase or ALL_CAPS you'll be exporting it outside of your package. For this reason, I stick to lowerCamelCase for private const variables, and I recall reading this recommendation from someone relatively close to the Go project (or per...
How to show soft-keyboard when edittext is focused
I want to automatically show the soft-keyboard when an EditText is focused (if the device does not have a physical keyboard) and I have two problems:
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MySQL: Can't create table (errno: 150)
... child table InnoDB engine. Current create.sql script was using InnoDB for all tables, but I had very very old installation where first script used MyISAM.
– Whome
Apr 8 '13 at 9:50
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How can I find an element by CSS class with XPath?
.../div[contains(concat(' ', @class, ' '), ' Test ')]
If you wished to be really certain that it will match correctly, you could also use the normalize-space function to clean up stray whitespace characters around the class name (as mentioned by @Terry):
//div[contains(concat(' ', normalize-space(@...
Spring @Transaction method call by the method within the same class, does not work?
I am new to Spring Transaction. Something that I found really odd, probably I did understand this properly.
8 Answers
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Is it safe to get values from a java.util.HashMap from multiple threads (no modification)?
...ting thread makes the reference to the map visible to other threads.
Basically, the only possible race here is between the construction of the HashMap and any reading threads that may access it before it is fully constructed. Most of the discussion is about what happens to the state of the map obje...
cocoapods - 'pod install' takes forever
I was trying to update the existing pods with pod install command, but it takes forever to run.
19 Answers
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Change project name on Android Studio
...o the new name.
rootProject.name = 'Your project name'
Edit:
Working in all versions! Last test: Android 3.6.2 Feb 2020.
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What is a “Bitmap heap scan” in a query plan?
... stay in memory, but you get the point).
A bitmap index scan will sequentially open a short-list of disk pages, and grab every applicable row in each one (hence the so-called recheck cond you see in query plans).
Note, as an aside, how clustering/row order affects the associated costs with either ...