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What is Dependency Injection and Inversion of Control in Spring Framework?
...nd objects instantiated by client code. This would still be called IOC, at least partially.
– bogdan.rusu
Jan 27 '19 at 9:49
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mysqli or PDO - what are the pros and cons? [closed]
...ect using a different RDBMS. If you're at home with PDO then there will at least be one thing less to learn at that point.
Apart from that I find the PDO API a little more intuitive, and it feels more truly object oriented. mysqli feels like it is just a procedural API that has been objectified, if...
How do I run all Python unit tests in a directory?
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At least with Python 2.7.8 on Linux neither command line invocation gives me recursion. My project has several subprojects whose unit tests live in respective "unit_tests/<subproject>/python/" directories. If I specify suc...
The type must be a reference type in order to use it as parameter 'T' in the generic type or method
...hod, every other generic class or method that is using it need to have "at least" those constrains.
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How to get the browser viewport dimensions?
... Unless I'm missing something, this answer is wrong. In Chrome, at least, document.documentElement.clientHeight returns the page height, while window.innerHeight returns the viewport height. Big difference.
– Nate
Apr 14 '15 at 15:08
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What does @: (at symbol colon) mean in a Makefile?
...n it you have a bunch of conditionals in the command. You want to have at least something in case those conditions come up false and nothing gets done.
For example (from Linux's scripts/Makefile.clean):
__clean: $(subdir-ymn)
ifneq ($(strip $(__clean-files)),)
+$(call cmd,clean)
endif
ifneq (...
What is the size of an enum in C?
...generally the same size as an int; but I thought I read somewhere that (at least in GCC) the compiler can make the enum any width they need to be to hold their values. So, is it possible to have an enum that is 64 bits wide?
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Passing a 2D array to a C++ function
...erhaps it is just a cue to the caller that the passed array should have at least 10 columns, even then row count is required. In any case the compiler doesn't flag for any length/size violations (it only checks if the type passed is a pointer to pointer), hence requiring both row and column counts a...
A Windows equivalent of the Unix tail command [closed]
...tried to use GNU's tail on a 2GB file and it choked. more worked fine (at least viewing the start of the file).
– Eric J.
Mar 2 '12 at 0:13
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ggplot2 legend to bottom and horizontal
...don't give you exactly what you were asking for, but pretty close (will at least put the colours together).
library(reshape2); library(tidyverse)
df <- melt(outer(1:4, 1:4), varnames = c("X1", "X2"))
p1 <- ggplot(df, aes(X1, X2)) + geom_tile(aes(fill = value))
p1 + scale_fill_continuous(gui...