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jQuery see if any or no checkboxes are selected
...e something like this
if ($("#formID input:checkbox:checked").length > 0)
{
// any one is checked
}
else
{
// none is checked
}
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foll...
C++ Structure Initialization
...t up on multiple lines, with a comment on each:
address temp_addres = {
0, // street_no
nullptr, // street_name
"Hamilton", // city
"Ontario", // prov
nullptr, // postal_code
};
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win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...mine-2.5.1.zip
railsinstaller-2.2.2.exe
mysql-installer-community-5.6.17.0.msi
ImageMagick-6.8.9-2-Q16-x86-dll.exe
mysql2-0.3.16.gem
mysql-connector-c-6.1.3-win32.zip
rmagick-2.13.1-x86-mingw32.gem
windows下建议全部下载32位版本的软件，windows下的依赖解决太痛苦了。...
When to use lambda, when to use Proc.new?
...
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edited Dec 30 '16 at 6:28
mbigras
5,86155 gold badges3131 silver badges8585 bronze badges
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Why don't Java Generics support primitive types?
...new ArrayList<ClassA>();
list.add(new ClassA());
ClassA a = list.get(0);
gets turned into (roughly):
List list = new ArrayList();
list.add(new ClassA());
ClassA a = (ClassA)list.get(0);
So, anything that is used as generics has to be convertable to Object (in this example get(0) returns a...
Renaming files in a folder to sequential numbers
... let, and printf for the padding:
a=1
for i in *.jpg; do
new=$(printf "%04d.jpg" "$a") #04 pad to length of 4
mv -i -- "$i" "$new"
let a=a+1
done
using the -i flag prevents automatically overwriting existing files.
...
Example use of “continue” statement in Python?
...
10 Answers
10
Active
...
CSS text-overflow: ellipsis; not working?
...ed, to show how close you were.
.app a {
height: 18px;
width: 140px;
padding: 0;
overflow: hidden;
position: relative;
display: inline-block;
margin: 0 5px 0 5px;
text-align: center;
text-decoration: none;
text-overflow: ellipsis;
white-space: nowrap;
color: ...
Bordered UITextView
...
307
#import <QuartzCore/QuartzCore.h>
....
// typically inside of the -(void) viewDidLoad m...
Difference between malloc and calloc?
...em with virtual memory.)
Some compilers even can optimize malloc + memset(0) into calloc for you, but you should use calloc explicitly if you want the memory to read as 0.
If you aren't going to ever read memory before writing it, use malloc so it can (potentially) give you dirty memory from its i...