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Turning multi-line string into single comma-separated
... awk: invalid -v option :(
– Marsellus Wallace
Jun 15 '15 at 17:38
6
Add a space bet...
“User interaction is not allowed” trying to sign an OSX app using codesign
...t-click, choose Get Info, change to the Access Control tab and select the "Allow all applications to access this item".
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Regex to test if string begins with http:// or https://
...s." (Duplicate characters are ignored.)
Try this:
^https?://
If you really want to use alternation, use this syntax instead:
^(http|https)://
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Ways to save enums in database
...nd it is much more worth it to help when you're having a problem.
Additionally, if you use numerical values, you are tied to them. You cannot nicely insert or rearrange the members without having to force the old numerical values. For example, changing the Suit enumeration to:
public enum Suit { U...
Passing multiple error classes to ruby's rescue clause in a DRY fashion
...ne it in some other class, you have to refer to it with its namespace. Actually, it does not have to be a constant.
Splat Operator
The splat operator * "unpacks" an array in its position so that
rescue *EXCEPTIONS
means the same as
rescue FooException, BarException
You can also use it withi...
Do the parentheses after the type name make a difference with new?
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Let's get pedantic, because there are differences that can actually affect your code's behavior. Much of the following is taken from comments made to an "Old New Thing" article.
Sometimes the memory returned by the new operator will be initialized, and sometimes it won't depending on wh...
Android 4.3 Bluetooth Low Energy unstable
...ect and create a fresh instance of gatt on each connect.
Don't forget to call android.bluetooth.BluetoothGatt#close()
Start a new thread inside onLeScan(..) and then connect. Reason: BluetoothDevice#connectGatt(Context context, boolean autoConnect, BluetoothGattCallback callback) always fails, if ...
What is the best alternative IDE to Visual Studio [closed]
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Agree, have used them all, but nothing close to SharpDevelop including the Xamarin Studio. It even lets me reference COM objects.
– nawfal
May 25 '15 at 19:05
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how to remove the dotted line around the clicked a element in html
...ter?), remove the outline for just that link (while also resetting any and all links back to have an outline right before said removal ... else things get cumulatively stuck being unoutlined). This temporarily removes the outline from the last clicked element while keeping it on others, so you can s...
round() for float in C++
... but there are others such as round-to-even, which is less biased and generally better if you're going to do a lot of rounding; it's a bit more complex to implement though.
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