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How to make ThreadPoolExecutor's submit() method block if it is saturated?
...eate a ThreadPoolExecutor such that when it has reached its maximum size and the queue is full, the submit() method blocks when trying to add new tasks. Do I need to implement a custom RejectedExecutionHandler for that or is there an existing way to do this using a standard Java library?
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Logging framework incompatibility
I'm building a small Java app and hoping to use logback for logging.
3 Answers
3
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printf with std::string?
My understanding is that string is a member of the std namespace, so why does the following occur?
7 Answers
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Pass a variable into a partial, rails 3?
...t the :locals hash is not needed when using Rails 3. The arguments hash is converted into arguments which are passed to the partial.
– superluminary
Jan 13 '12 at 14:36
4
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git:// protocol blocked by company, how can I get around that?
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For a little more control of which URL gets converted, you can specify part of URL as well. For example: I have a private internal server 'myserver.lan.example.com' that hosts git repos over SSH (gitlab) but not HTTPS. Therefore, I must use SSH if I want to take adva...
Subset of rows containing NA (missing) values in a chosen column of a data frame
...r "NA" and "NULL" cells may be of various type (the default behavior is to convert "NA" strings to NA values, and let "NULL" strings as is).
If using read.table() or read.csv(), you should consider the "na.strings" argument to do clean data import, and always work with real R NA values.
An example...
Program only crashes as release build — how to debug?
...t a program nonetheless) is crashing, but only when built in release mode, and only when launched from the command line. Through caveman debugging (ie, nasty printf() messages all over the place), I have determined the test method where the code is crashing, though unfortunately the actual crash se...
RESTful on Play! framework
... I am trying out your example, I am curious where the posted JSON data is converted to User class. for example, inside the createUser function I find the newUser is null.
– Gary
Dec 15 '10 at 3:50
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Why doesn't .NET/C# optimize for tail-call recursion?
...l generate the relevant opcodes (though for a simple recursion it may just convert the whole thing into a while loop directly). C#'s csc does not.
See this blog post for some details (quite possibly now out of date given recent JIT changes). Note that the CLR changes for 4.0 the x86, x64 and ia64 w...
What does the [Flags] Enum Attribute mean in C#?
...t expect in bitwise operations, because by default the values start with 0 and increment.
Incorrect declaration:
[Flags]
public enum MyColors
{
Yellow, // 0
Green, // 1
Red, // 2
Blue // 3
}
The values, if declared this way, will be Yellow = 0, Green = 1, Red = 2, Blu...