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How to test an SQL Update statement before running it?
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In addition to using a transaction as Imad has said (which should be mandatory anyway) you can also do a sanity check which rows are affected by running a select using the same WHERE clause as the UPDATE.
So if you UPDATE is
UPDATE foo
SET bar = 42
WHERE col1 = 1
AN...
EditText, clear focus on touch outside
...eives focus and the on-screen keyboard pops up. When I click somewhere outside of the EditText , it still has the focus (it shouldn't).
I guess I could set up OnTouchListener 's on the other views in layout and manually clear the EditText 's focus. But seems too hackish...
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SQLite select where empty?
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length(some_column) should be avoided, since this may calculate the length on the fly - AFAIK current SQLite does for columns with text affinity. Other than that, you are at the mercy of the optimizer - though I would expect them to be identical. You could v...
Should I put the Google Analytics JS in the or at the end of ?
... to fix. Imagine someone steps in your store, only to realize that the outside misled them into entering. You'd want to go correct your advertising to fix that.
– Optimus
Sep 9 '17 at 11:40
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What is the benefit of zerofill in MySQL?
...ILL it pads the displayed value of the field with zeros up to the display width specified in the column definition. Values longer than the display width are not truncated. Note that usage of ZEROFILL also implies UNSIGNED.
Using ZEROFILL and a display width has no effect on how the data is stored. ...
How do I detect a click outside an element?
...completely when a user clicks on the head of these menus. I would like to hide these elements when the user clicks outside the menus' area.
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Style input element to fill remaining width of its container
...her using explicit table tags or using display:table-cell
<div style="width:300px; display:table">
<label for="MyInput" style="display:table-cell; width:1px">label&nbsp;text</label>
<input type="text" id="MyInput" style="display:table-cell; width:100%" />
</di...
How do I pass multiple attributes into an Angular.js attribute directive?
... scope.callback(); // calls exampleCallback()
}
};
});
fiddle
If the value of attribute example-number will be hard-coded, I suggest using $eval once, and storing the value. Variable num will have the correct type (a number).
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Highlight label if checkbox is checked
...you have
<div>
<input type="checkbox" class="check-with-label" id="idinput" />
<label class="label-for-check" for="idinput">My Label</label>
</div>
you can do
.check-with-label:checked + .label-for-check {
font-weight: bold;
}
See this working. Note that thi...
Doctrine 2 can't use nullable=false in manyToOne relation?
... without a Package defined. User should own the relation. Relation is bidirectional, so a Package has zero or more users in it.
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