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Join vs. sub-query
...ed JOIN over sub-query. But nowadays everyone uses sub-query, and I hate it; I don't know why.
19 Answers
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What is the C runtime library?
What actually is a C runtime library and what is it used for? I was searching, Googling like a devil, but I couldn't find anything better than Microsoft's: "The Microsoft run-time library provides routines for programming for the Microsoft Windows operating system. These routines automate many commo...
Understanding Canvas and Surface concepts
...s of drawing to SurfaceView and therefore the whole Surface / Canvas / Bitmap system, which is used in Android.
3 Answe...
Handling warning for possible multiple enumeration of IEnumerable
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The problem with taking IEnumerable as a parameter is that it tells callers "I wish to enumerate this". It doesn't tell them how many times you wish to enumerate.
I can change the objects parameter to be List and then avoid the possi...
Why does Git say my master branch is “already up to date” even though it is not?
I just deleted ALL the code from a file in my project and committed the change to my local git (on purpose). I did
7 Answe...
How to make EditText not editable through XML in Android?
Can anyone tell me how to make an EditText not editable via XML? I tried setting android:editable to false , but
27 An...
Go to Matching Brace in Visual Studio?
Is there a way in Visual Studio 2008 to go from a closing brace to its opening brace? I've found a fair amount of stuff about highlighting the brace, but nothing about moving the cursor to it.
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What is the use case of noop [:] in bash?
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It's there more for historical reasons. The colon builtin : is exactly equivalent to true. It's traditional to use true when the return value is important, for example in an infinite loop:
while true; do
echo 'Going on for...
What is the difference between JDK and JRE?
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The JRE is the Java Runtime Environment. It is a package of everything necessary to run a compiled Java program, including the Java Virtual Machine (JVM), the Java Class Library, the java command, and other infrastructure. However, it cannot be used to create new pr...
How can I create a temp file with a specific extension with .NET?
I need to generate a unique temporary file with a .csv extension.
17 Answers
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