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Show control hierarchy in the WinForms designer
...th a lot of controls on them. Some of those controls have a deep hierarchy and that makes it to hard to select them in the designer.
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ImageView - have height match width?
...ording to a comment below, the percent support library is deprecated as of Android Support Library 26.0.0. This is the new way to do it:
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<ImageView
an...
What is the _references.js used for?
...the list of JS files paths, for which you want the Visual Studio to gather and build the intelisense (aka "code complete"). The VS project adds there some common JS libraries like jQuery to build the intellisense for it. You can add a reference to your custom JS file in form like this:
/// <ref...
How to Customize the time format for Python logging?
I am new to Python's logging package and plan to use it for my project. I would like to customize the time format to my taste. Here is a short code I copied from a tutorial:
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What does git push origin HEAD mean?
...dent.
If you want to push a different branch than the current one the command will not work.
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What does the plus sign do in '+new Date'
...n Number(new Date); }
see:
http://xkr.us/articles/javascript/unary-add/
and in MDN: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Arithmetic_Operators#Unary_plus
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How do I script a “yes” response for installing programs?
I work with Amazon Linux instances and I have a couple scripts to populate data and install all the programs I work with, but a couple of the programs ask:
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Random strings in Python
How do you create a random string in Python?
13 Answers
13
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How to Replace dot (.) in a string in Java
...wo backslashes before the dot, one to escape the slash so it gets through, and the other to escape the dot so it becomes literal. Forward slashes and asterisk are treated literal.
str=xpath.replaceAll("\\.", "/*/"); //replaces a literal . with /*/
http://docs.oracle.com/javase/7/docs/ap...
mysql create user if not exists
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In 5.7.6 and above, you should be able to use CREATE USER
CREATE USER IF NOT EXISTS 'user'@'localhost' IDENTIFIED BY 'password';
Note that the 5.7.6 method doesn't actually grant any permissions.
If you aren't using a version wh...