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Labels for radio buttons in rails form
... e.g. <%= f.label :contactmethod, 'SMS', :value => 'sms' %>. This sets the "for" attribute of the label tag correctly, which makes clicking the label select the appropriate radio button. In the answer above, simply using the label helper will cause the "for" attribute to be incorrect when t...
How to test multiple variables against a value?
...uple:
if 1 in (x, y, z):
or better still:
if 1 in {x, y, z}:
using a set to take advantage of the constant-cost membership test (in takes a fixed amount of time whatever the left-hand operand is).
When you use or, python sees each side of the operator as separate expressions. The expression x...
git remote add with other SSH port
...rk for me. I needed ssh:// from the beggining.
# does not work
git remote set-url origin user@example.com:10000/aaa/bbbb/ccc.git
# work
git remote set-url origin ssh://user@example.com:10000/aaa/bbbb/ccc.git
share
...
Why are properties without a setter not serialized
...s in my class generates a Guid in the getter. The property implements no setter and is ignores during serialization. Why is that and do I always have to implement a setter in order for my property to be serialized.
...
Remove grid, background color, and top and right borders from ggplot2
...eom_point()
save_plot('plot.png', p) # alternative to ggsave, with default settings that work well with the theme
This is what the file plot.png produced by this code looks like:
Disclaimer: I'm the package author.
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DataContractSerializer doesn't call my constructor?
...serves no purpose at all. The no-argument constructor should be allowed to setup state whether or not it is about to be deserialized. If they wanted a specific optimization, there is the StreamingContext constructor.
– Mranz
Dec 5 '11 at 16:15
...
Angularjs if-then-else construction in expression
...
This is still a great answer since it works inside the settings of angular-ui components (while ternary operator does not work there on some reason). Maybe this helps someone struggling to set angular-ui parameters
– Olga Gnatenko
Jul 25 '14...
How to create and handle composite primary key in JPA
...mn(name = "ColumnA")
private String columnA;
/** Your getters and setters **/
}
@Embeddable
public class MyKey implements Serializable {
@Column(name = "Id", nullable = false)
private int id;
@Column(name = "Version", nullable = false)
private int version;
/** get...
Access object child properties using a dot notation string [duplicate]
...
You can use lodash get() and set() methods.
Getting
var object = { 'a': [{ 'b': { 'c': 3 } }] };
_.get(object, 'a[0].b.c');
// → 3
Setting
var object = { 'a': [{ 'b': { 'c': 3 } }] };
_.set(object, 'a[0].b.c', 4);
console.log(object.a[0].b.c);
...
一分钟明白 VS manifest 原理 - C/C++ - 清泛网 - 专注C/C++及内核技术
...指明。
manifest在哪儿，如何创建。
如果用VS开发，可以Set通过porperty->configuration properties->linker->manifest file->Generate manifest To Yes来自动创建manifest来指定系统的和CRT的assembly版本。
除了这样产生外部的manifest file，还有embedded manifes...