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Strip Leading and Trailing Spaces From Java String
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Use String#trim() method or String allRemoved = myString.replaceAll("^\\s+|\\s+$", "") for trim both the end.
For left trim:
String leftRemoved = myString.replaceAll("^\\s+", "");
For right trim:
String rightRemoved = myString.replaceAll("\\s+$", "");
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How to update a git clone --mirror?
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@Magnus Skog: Great. Thanks! Is this all? Do I need another commmand, like git fetch? Or git remote update alone will do it all?
– J. Bruni
May 27 '11 at 11:40
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How to change owner of PostgreSql database?
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Note, all tables and sequences inside the database will still be assigned to the original owner.
– Cerin
Nov 2 '16 at 0:52
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Deleting elements from std::set while iterating
... is implementation dependent:
Standard 23.1.2.8:
The insert members shall not affect the validity of iterators and references to the container, and the erase members shall invalidate only iterators and references to the erased elements.
Maybe you could try this -- this is standard conforming:...
How to hide soft keyboard on android after clicking outside EditText?
... you are defining it within an activity, avoid the activity parameter, or call hideSoftKeyboard(this).
The trickiest part is when to call it. You can write a method that iterates through every View in your activity, and check if it is an instanceof EditText if it is not register a setOnTouchListene...
Should I git ignore xcodeproject/project.pbxproj file?
...odeproj
For non-SwiftPM answer - see below.
This file holds the list of all the files in the project, settings of targets and which files belong to which targets. It's probably the meatiest file in project bundle. You should not ignore this file. There are few points for this:
You may not want ...
to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...bviews whenever you can. You can be more productive, and take advantage of all the OO mechanisms that should things easier to maintain. Use Core Graphics when you can't get the performance you need out of UIKit, or you know trying to hack together drawing effects in UIKit would be more complicated....
How to detect Adblock on my website?
...weight. I've been running it in production for a few years. AdBlock blocks all URLs containing the word "ads" or "prebid". So this is what I did:
I added a small js file to my webroot with the name prebid-ads.js
Update 2020-07-27: you might want to call the file prebid-ads.js or something, because u...
How to implement WiX installer upgrade?
At work we use WiX for building installation packages. We want that installation of product X would result in uninstall of the previous version of that product on that machine.
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Returning a boolean from a Bash function
...ode 0 = everything went ok = 0 errors; error code 1 = the main thing this call was supposed to do failed; else: fail! look it up in the manpage.
– flying sheep
Mar 3 '14 at 19:51
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