大约有 47,000 项符合查询结果(耗时:0.0733秒) [XML]

https://stackoverflow.com/ques... 

How can I make a UITextField move up when the keyboard is present - on starting to edit?

... isn't it batter to call -(void)setViewMovedUp:(BOOL)movedUp in keyBoardWillSHow and KeyBoardWillHide events!! – Abduliam Rehmanius Jun 26 '11 at 4:08 ...
https://stackoverflow.com/ques... 

Can grep show only words that match search pattern?

... grep across a number of directories it did display the full file path for all matched files, whereas with -h it just displayed the matched words without any specification about which file it is. So, to match the original question, I think it is necessary in certain circumstances. ...
https://stackoverflow.com/ques... 

Limit file format when using ?

...tioned here, but is not the default in the dropdown. The default filter is All files (*).] You can also use asterisks in MIME-types. For example: <input type="file" accept="image/*" /> <!-- all image types --> <input type="file" accept="audio/*" /> <!-- all audio types --&g...
https://stackoverflow.com/ques... 

Switching to landscape mode in Android Emulator

...inux. For Mac users, you only need to use the fn key if the setting "Use all F1, F2 etc. keys as function keys" (under System Preferences -> Keyboard) is checked. left-ctrl+F11on Windows 7 It works fine in Windows 7 for android emulator to change the landscape orientation to portrait and vic...
https://stackoverflow.com/ques... 

How to limit UITableView row reordering to a section

... hitting my head over this one, and google was turning up nothing. I eventually worked it out and thought I'd write it up here for the sake of the next person. ...
https://stackoverflow.com/ques... 

Advantage of switch over if-else statement

... the average case) or simply build a jump-table (works without compares at all). share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

How do I insert datetime value into a SQLite database?

...ient method, but I tend to forgo strong datatypes in SQLite since they are all essentially dumped in as strings anyway. I've written a thin C# wrapper around the SQLite library before (when using SQLite with C#, of course) to handle insertions and extractions to and from SQLite as if I were dealin...
https://stackoverflow.com/ques... 

Check image width and height before upload with Javascript

... The file is just a file, you need to create an image like so: var _URL = window.URL || window.webkitURL; $("#file").change(function (e) { var file, img; if ((file = this.files[0])) { img = new Image(); var objectUrl = _URL.createObjectURL(file); img.onload = ...
https://stackoverflow.com/ques... 

Why JSF calls getters multiple times

...e getter method behind the expression is executed everytime when the code calls ValueExpression#getValue(). This will normally be invoked one or two times per JSF request-response cycle, depending on whether the component is an input or output component (learn it here). However, this count can get ...
https://stackoverflow.com/ques... 

Call PowerShell script PS1 from another PS1 script inside Powershell ISE

...$ChromeInstallArgs= "/i", "$PSScriptRoot\googlechromestandaloneenterprise64_v.57.0.2987.110.msi", "/q", "/norestart", "/L*v `"C:\Windows\Logs\Google_Chrome_57.0.2987.110_Install_x64.log`"" Start-Process -FilePath msiexec -ArgumentList $ChromeInstallArgs -Wait -ErrorAction Stop $Result= [Syst...