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Accessing private member variables from prototype-defined functions
... constructor's local variables.
You can still have private variables, but if you want methods defined on the prototype to have access to them, you should define getters and setters on the this object, which the prototype methods (along with everything else) will have access to. For example:
functi...
git remote add with other SSH port
In Git, how can I add a remote origin server when my host uses a different SSH port?
5 Answers
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Show percent % instead of counts in charts of categorical variables
... information currently housed in comments on the accepted answer.
Remark: If hp is not set as a factor, ggplot returns:
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How to add a second css class with a conditional value in razor MVC 4
...s @(@Model.Details.Count > 0 ? "show" : "hide")">
Second option:
@if (Model.Details.Count > 0) {
<div class="details show">
}
else {
<div class="details hide">
}
Third option:
<div class="@("details " + (Model.Details.Count>0 ? "show" : "hide"))">
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gitx How do I get my 'Detached HEAD' commits back into master [duplicate]
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If checkout master was the last thing you did, then the reflog entry HEAD@{1} will contain your commits (otherwise use git reflog or git log -p to find them). Use git merge HEAD@{1} to fast forward them into master.
EDIT:
A...
JQuery中toggle被淘汰后的替代方法（jquery toggle 把自己隐藏了） - 更多...
...ength。
.toggle() 1.8以上被淘汰。
对于toggle，一般都会用if进行替换。
如正常用toggle：
$(".one .top").toggle(
function (){
$(".content").show(1500);
$(".iocn").addClass("jian");
},
function (){
$(...
MySQL select 10 random rows from 600K rows fast
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A great post handling several cases, from simple, to gaps, to non-uniform with gaps.
http://jan.kneschke.de/projects/mysql/order-by-rand/
For most general case, here is how you do it:
SELECT name
FROM random AS r1 JOIN
(SELECT CEIL(RAND() *
(SELECT MAX(id)
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Clean ways to write multiple 'for' loops
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The first thing is that you don't use such a data structure. If
you need a three dimensional matrix, you define one:
class Matrix3D
{
int x;
int y;
int z;
std::vector<int> myData;
public:
// ...
int& operator()( int i, int j, int k )
{
re...
Best way to store JSON in an HTML attribute?
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I've not seen any documentation on browser limits to attribute sizes.
If you do run into them, then store the data in a <script>. Define an object and map element ids to property names in that object.
What if the JSON contains special characters? (e.g. {test: '<"myString/>'})
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How to get the first line of a file in a bash script?
...takes the first lines from a file, and the -n parameter can be used to specify how many lines should be extracted:
line=$(head -n 1 filename)
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