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Convert string with commas to array
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For simple array members like that, you can use JSON.parse.
var array = JSON.parse("[" + string + "]");
This gives you an Array of numbers.
[0, 1]
If you use .split(), you'll end up with an Array of strings.
["0", "1...
How to read/write from/to file using Go?
...if err != nil {
panic(err)
}
// close fi on exit and check for its returned error
defer func() {
if err := fi.Close(); err != nil {
panic(err)
}
}()
// open output file
fo, err := os.Create("output.txt")
if err != nil {
panic(e...
How to disable back swipe gesture in UINavigationController on iOS 7
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Is there a way to disable it for a potion of the view?
– Marc
Nov 23 '13 at 17:28
11
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How to define a preprocessor symbol in Xcode
Is it possible to set a symbol for conditional compilation by setting up properties in an Xcode project?
8 Answers
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Why do people say that Ruby is slow? [closed]
I like Ruby on Rails and I use it for all my web development projects. A few years ago there was a lot of talk about Rails being a memory hog and about how it didn't scale very well but these suggestions were put to bed by Gregg Pollack here.
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PHP foreach change original array values
...you need it and test the results.
I would recommend doing the following:
foreach ($fields as $key => $field) {
if ($field['required'] && strlen($_POST[$field['name']]) <= 0) {
$fields[$key]['value'] = "Some error";
}
}
So basically use $field when you need the value...
Invoking JavaScript code in an iframe from the parent page
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This solution does not work for my gadget, here is my code document.getElementById('remote_iframe_0').contentWindow.my.create_element_gadget('verify_user');" remote_iframe_0 is created programmaticaly by a apache shindig server but window.parent....
“Variable” variables in Javascript?
I know it's possible in PHP to have "variable" variables. For example
7 Answers
7
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Python, Unicode, and the Windows console
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Here is a page that details the problem and a solution (search the page for the text Wrapping sys.stdout into an instance):
PrintFails - Python Wiki
Here's a code excerpt from that page:
$ python -c 'import sys, codecs, locale; print sys.stdout.encoding; \
sys.stdout = codecs.getwriter(loc...
两种js滑动门(tab切换)效果 - 源码下载 - 清泛网 - 专注C/C++及内核技术
...ar tabList = document.getElementById(tabObj).getElementsByTagName("li");
for(i=0; i <tabList.length; i++)
{
if (i == Num)
{
thisObj.className = "active";
document.getElementById(tabObj+"_Content"+i).style.display = "block";
}else{
tabList[i].className = "normal"; ...