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Adding a new array element to a JSON object
... it so you can apply the changes to a native JavaScript Object, then stringify back to JSON
var jsonStr = '{"theTeam":[{"teamId":"1","status":"pending"},{"teamId":"2","status":"member"},{"teamId":"3","status":"member"}]}';
var obj = JSON.parse(jsonStr);
obj['theTeam'].push({"teamId":"4","status":"...
How to delete the contents of a folder?
...r(folder):
file_path = os.path.join(folder, filename)
try:
if os.path.isfile(file_path) or os.path.islink(file_path):
os.unlink(file_path)
elif os.path.isdir(file_path):
shutil.rmtree(file_path)
except Exception as e:
print('Failed to delet...
How to use a RELATIVE path with AuthUserFile in htaccess?
...lative paths for AuthUserFile:
File-path is the path to the user file. If it is not absolute (i.e., if it doesn't begin with a slash), it is treated as relative to the ServerRoot.
You have to accept and work around that limitation.
We're using IfDefine together with an apache2 command line ...
How can I get the corresponding table header (th) from a table cell (td)?
...').find('> tr > th:eq(' + $td.index() + ')');
Or a little bit simplified
var $th = $td.closest('table').find('th').eq($td.index());
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Insert code into the page context using a content script
...inject the code that wants to access them into the page itself. Same thing if you want to expose your functions/variables to the page context (in your case it's the state() method).
Note in case chrome API is needed:
Since chrome.* APIs can't be used in the exposed page script directly, you have to ...
C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...lement xe=(XmlElement)xn;//将子节点类型转换为XmlElement类型
if(xe.GetAttribute("genre")=="张三")//如果genre属性值为“张三”
{
xe.SetAttribute("genre","update张三");//则修改该属性为“update张三”
XmlNodeList nls=xe.ChildNodes;//继续获取xe...
How to Parse Command Line Arguments in C++? [duplicate]
What is the best way of parsing command-line arguments in C++ if the program is specified
to be run like this:
10 Answers
...
JavaScript % (modulo) gives a negative result for negative numbers
... The modulo operation is not very well defined over negative numbers, and different computing environments handle it differently. Wikipedia's article on the modulo operation covers it pretty well.
– Daniel Pryden
Dec 17 '10 at 4:08
...
How to detect orientation change in layout in Android?
...rationChanged(newConfig);
// Checks the orientation of the screen
if (newConfig.orientation == Configuration.ORIENTATION_LANDSCAPE) {
Toast.makeText(this, "landscape", Toast.LENGTH_SHORT).show();
} else if (newConfig.orientation == Configuration.ORIENTATION_PORTRAIT){
To...
Install a .NET windows service without InstallUtil.exe
... inst.UseNewContext = true;
try
{
if (undo)
{
inst.Uninstall(state);
}
else
{
inst.Install(state);
inst.Commit(state);
...