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When do I use a dot, arrow, or double colon to refer to members of a class in C++?
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Dot operator is used in direct member selection scenarios.
print(a.b)
Here, we are accessing b, which is a direct member of an object a. So, primarily, a is an object and b is a member (function/ variable etc) of a.
Arrow operator is used in indirect membe...
How to change the default charset of a MySQL table?
... in a database, you can use this query and execute the resulted queries : SELECT concat('alter table ', table_name, ' CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci;') FROM information_schema.tables WHERE table_schema='<your_database_name>' and table_collation != 'utf8_general_ci' GR...
Clear file cache to repeat performance testing
...results from being skewed? I believe I need to either completely clear, or selectively remove cached information about file and directory contents.
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I didn't find “ZipFile” class in the “System.IO.Compression” namespace
...the project node and click Add Reference.
In the Add Reference dialog box, select the tab indicating the type of component you want to reference.
Select the components you want to reference, and then click OK.
From the MSDN Article, How to: Add or Remove References By Using the Add Reference Dialo...
What is fastest children() or find() in jQuery?
To select a child node in jQuery one can use children() but also find().
6 Answers
6
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Android Replace “…” with ellipsis character
...Eclipse then you can always do the following:
Right click on the warning
Select "Quick Fix" (shortcut is Ctrl + 1 by default)
Select "Replace with suggested characters"
This should replace your three dots with the proper Unicode character for ellipsis.
Just a note: The latest version of ADT (21...
Remove a HTML tag but keep the innerHtml
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$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to target the text content of the <b>, then .unwrap() to remove its parent <b> element.
For the greatest performance, always go native:
var b = document.ge...
Recover unsaved SQL query scripts
...gled for Retrieve unsaved Scripts and found a solution.
Run the following select script. It provides a list of scripts and its time of execution in the last 24 hours. This will be helpful to retrieve the scripts, if we close our query window in SQL Server management studio without saving the script...
In android studio,cannot load 2 facets-unknown facet type:android and android-gradle
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For me I went to Settings -> Plugins and de-selected Gradle then immediately re-selected it. Android Studio then asked if I wanted to enable Groovy so I said yes and let it restart and now everything is happy again! (it was checked, but clearly somewhere deep down not ...
Sublime Text 2 keyboard shortcut to open file in specified browser (e.g. Chrome)
...nch Sublime Text and you should see a new Chrome option in the build list. Select it, and then you should be able to launch Chrome with Cmd+B on a Mac (or whatever hotkey you have configured for build, maybe its F7 or Ctrl+B on a Windows machine)
At least this should give you a push in the right di...