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How to dump a dict to a json file?
...hildren":[{'name':key,"size":value} for key,value in sample.items()]}
json_string = json.dumps(d)
Of course, it's unlikely that the order will be exactly preserved ... But that's just the nature of dictionaries ...
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How to get URL parameter using jQuery or plain JavaScript?
...ion getUrlParameter(sParam) {
var sPageURL = window.location.search.substring(1),
sURLVariables = sPageURL.split('&'),
sParameterName,
i;
for (i = 0; i < sURLVariables.length; i++) {
sParameterName = sURLVariables[i].split('=');
if (sParameter...
How to perform mouseover function in Selenium WebDriver using Java?
...e to trigger hovering using the following code with Selenium 2 Webdriver:
String javaScript = "var evObj = document.createEvent('MouseEvents');" +
"evObj.initMouseEvent(\"mouseover\",true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);" +
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How to set DOM element as the first child?
...osition relative to the element it is invoked upon.
position
A DOMString representing the position relative to the element; must be one of the following strings:
beforebegin: Before the element itself.
afterbegin: Just inside the element, before its first child.
beforeend: Just inside...
Comparing Java enum members: == or equals()?
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I do this when .equals()ing string values, but I still think that it's a crappy way to write null-safe code. I'd much rather have an operator (or a method, but I know that [null object].equals won't ever be null-safe in Java because of how the dot opera...
Can Objective-C switch on NSString?
...stand, CardType cannot be equal to any enclosed @"" eg: [CardType isEqualToString:@"Three"]
– Adromil Balais
Jul 18 '17 at 7:53
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How to transfer some data to another Fragment?
... serialVersionUID = -2163051469151804394L;
private int id;
private String created;
}
In you FromFragment:
Bundle args = new Bundle();
args.putSerializable(TAG_MY_CLASS, myClass);
Fragment toFragment = new ToFragment();
toFragment.setArguments(args);
getFragmentManager()
.beginTransact...
实时开发、测试和调试工具 · App Inventor 2 中文网
... 你可以从计算机上的终端启动 adb。 转到包含 AppInventor Extras 软件的目录并运行命令 adb logcat
这将显示整个（大）系统日志。 如果你正在调试，则应该打开日志，再次模拟该错误，然后查看日志末尾出现的内容。
adb 的实际目...
What are the pros and cons of the SVN plugins for Eclipse, Subclipse and Subversive? [closed]
SVN in Eclipse is spread into two camps. The SVN people have developed a plugin called Subclipse . The Eclipse people have a plugin called Subversive . Broadly speaking they both do the same things. What are the advantages and disadvantages of each?
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Find duplicate lines in a file and count how many time each line was duplicated?
...at does just the counting in a single pass using a prefix tree (in my case strings often have common prefixes) or similar, that should do the trick in O(n) * avg_line_len. Does anyone know such a commandline tool?
– Droggl
Nov 20 '13 at 17:27
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