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Can a for loop increment/decrement by more than one?
Are there other ways to increment a for loop in Javascript besides i++ and ++i ? For example, I want to increment by 3 instead of one.
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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Extract value of attribute node via XPath
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What if I have a list of attributes and I need their values? string() seems to return just the first value.
– Konstantin Milyutin
Sep 18 '19 at 19:24
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Checking if array is multidimensional or not?
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Use count() twice; one time in default mode and one time in recursive mode. If the values match, the array is not multidimensional, as a multidimensional array would have a higher recursive count.
if (count($array) == count($array, COUNT_RECURSIVE))
{
echo 'array i...
Preventing an image from being draggable or selectable without using JS
Does anyone know of a way to make an image not draggable and not selectable -- at the same time -- in Firefox, without resorting to Javascript? Seems trivial, but here's the issue:
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New line in text area
...&#10;This is my statement2</textarea>
&#10; Line Feed and &#13; Carriage Return are HTML entitieswikipedia. This way you are actually parsing the new line ("\n") rather than displaying it as text.
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Is there a built-in function to print all the current properties and values of an object?
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Pretty printing is also available in the interactive debugger as a command:
(Pdb) pp vars()
{'__builtins__': {'ArithmeticError': <type 'exceptions.ArithmeticError'>,
'AssertionError': <type 'exceptions.AssertionError'>,
'AttributeError': <type ...
The import javax.servlet can't be resolved [duplicate]
... the project's classpath, or put a copy of the JAR in your Eclipse project and add it to the classpath from there.
If you want to leave the JAR in Tomcat's lib folder:
Right-click the project, click Properties.
Choose Java Build Path.
Click the Libraries tab
Click Add External JARs...
Browse to f...
Keep CMD open after BAT file executes
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Depending on how you are running the command, you can put /k after cmd to keep the window open.
cmd /k my_script.bat
Simply adding cmd /k to the end of your batch file will work too. Credit to Luigi D'Amico who posted about this in the comments below.
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Why does UITableViewCell remain highlighted?
...ble view cell to remain highlighted after being touched? I click the cell and can see it stays highlighted as a detail view is pushed. Once the detail view is popped, the cell is still highlighted.
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