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Why does using an Underscore character in a LIKE filter give me all the results?
...haracter looks for a presence of (any) one single character. If you search by columnName LIKE '_abc', it will give you result with rows having 'aabc', 'xabc', '1abc', '#abc' but NOT 'abc', 'abcc', 'xabcd' and so on.
The '%' character is used for matching 0 or more number of characters. That means, ...
How to prevent the activity from loading twice on pressing the button
...e() {
super.onResume();
Button button1 = (Button) findViewById(R.id.button1);
button1.setEnabled(true);
}
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Difference between two dates in Python
... Isn't the if in the diff_dates function completely unnecessary? By the definition of the absolute value, abs(date1-date2) will always be equal to abs(date2-date1).
– Blckknght
Jun 30 '14 at 7:17
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How to use “not” in xpath?
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None of these answers worked for me for python. I solved by this
a[not(@id='XX')]
Also you can use or condition in your xpath by | operator. Such as
a[not(@id='XX')]|a[not(@class='YY')]
Sometimes we want element which has no class. So you can do like
a[not(@class)]
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How to make input type= file Should accept only pdf and xls
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You could do so by using the attribute accept and adding allowed mime-types to it. But not all browsers do respect that attribute and it could easily be removed via some code inspector. So in either case you need to check the file type on th...
How can I perform a culture-sensitive “starts-with” operation from the middle of a string?
...gatures, such as ffi, but miss others, such as æ. The issue is made worse by the discrepancies between cultures -- æ is equal to ae under en-US, but not under da-DK, as discussed under the MSDN documentation for strings. Thus, normalization (to any form) and case-mapping are not a sufficient solut...
What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...n use arbitrary data types for indexing. While this is possible in Vector (by writing an instance of UA for your element type), it isn't the primary goal of Vector -- instead, this is where Repa steps in, making it very easy to use custom data types stored in an efficient manner, thanks to the shape...
How can sbt pull dependency artifacts from git?
...ndency with the dependsOn operator, and you can reference a Github project by its URI, for example RootProject(uri("git://github.com/dragos/dupcheck.git")). Alternatively, you can git clone the project, and then reference your local copy with RootProject(file(...)). See "Full Configuration" on the S...
iOS Image Orientation has Strange Behavior
...metadata specifies the orientation of the image which is generally ignored by other OS but Mac. Most of images taken are having their meta data property set to right angle. So Mac shows it 90 degree rotated manner. You can see the same image in proper way in windows OS.
For more detail read this an...
Button Click event fires when pressing Enter key in different input (no forms)
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I had the same problem and solved it by adding type="button" attribute to the <button> element, by which IE thinks the button as a simple button instead of a submit button (which is default behavior of a <button> element).
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