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MySQL - length() vs char_length()
... in two bytes. Or UTF-8, where the number of bytes varies. For example:
select length(_utf8 '€'), char_length(_utf8 '€')
--> 3, 1
As you can see the Euro sign occupies 3 bytes (it's encoded as 0xE282AC in UTF-8) even though it's only one character.
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Cannot open include file 'afxres.h' in VC2010 Express
...++.
Start
Change or remove program (type)
Microsoft Visual Studio
Modify
Select 'Microsoft Foundation Classes for C++'
Update
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Table fixed header and scrollable body
...ad (e) {
const el = e.target,
sT = el.scrollTop;
el.querySelectorAll("thead th").forEach(th =>
th.style.transform = `translateY(${sT}px)`
);
}
document.querySelectorAll(".tableFixHead").forEach(el =>
el.addEventListener("scroll", tableFixHead)
);
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Where are iOS simulator screenshots stored?
...
In the Organizer view just right-click a screenshot and select "Show in Finder...".
This will open the screenshots folder in the Finder for you.
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BACKUP LOG cannot be performed because there is no current database backup
...lServer :
first right click on Database --> Task --> Restore --> Select Backup File -->
Finally Apply Change in Options Tab.
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What is 'Pattern Matching' in functional languages?
...s similar to dynamic message dispatch) but I can't see how at run-time you select a branch without a type test.
– David Moles
Feb 17 '16 at 23:42
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jQuery: count number of rows in a table
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Use a selector that will select all the rows and take the length.
var rowCount = $('#myTable tr').length;
Note: this approach also counts all trs of every nested table!
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How to force ViewPager to re-instantiate its items [duplicate]
...his does not work for me. Just to be sure that we are on same page. I have selected one of x pages that are available to scroll through in ViewPager. From menu I invoke action that somehow process data in underlying db and change it. On that page I am presenting that data. By process that I triggere...
Extract source code from .jar file
...en with all the package structure in a tree format.
Click on File menu and select save jar sources.
It will save the sources as a zip with the same name as the jar.
Hope this helps.
The link is dead due to some reason so adding the link from where you can download the JDGUI
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How to find out client ID of component for ajax update/render? Cannot find component with expression
... <ui:repeat>.
When using PrimeFaces, consider Search Expressions or Selectors
PrimeFaces Search Expressions allows you to reference components via JSF component tree search expressions. JSF has several builtin:
@this: current component
@form: parent UIForm
@all: entire document
@none: noth...