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How do I find duplicate values in a table in Oracle?
...XISTS (
SELECT 1 FROM TABLE
WHERE COLUMN_NAME = A.COLUMN_NAME
AND ROWID < A.ROWID
)
Works fine (quick enough) when there is index on column_name. And it's better way to delete or update duplicate rows.
share
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Adding external library in Android studio
...
Try this:
File > Project Structure > Dependencies Tab > Add module dependency (scope = compile)
Where the module dependency is the project library Android folder.
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How to set downloading file name in ASP.NET Web API
In my ApiController class, I have following method to download a file created by server.
9 Answers
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How do I print a list of “Build Settings” in Xcode project?
...LS /AppleInternal/Developer/Tools
APPLY_RULES_IN_COPY_FILES NO
ARCHS "armv6 armv7"
ARCHS_STANDARD_32_64_BIT "armv6 armv7"
ARCHS_STANDARD_32_BIT "armv6 armv7"
ARCHS_UNIVERSAL_IPHONE_OS ...
function declaration isn't a prototype
...ht be present in a different translation unit (C compiler speak for source file), don't resolve it until link time. On the other hand, symbols which are function names are anyway resolved at link time. The meaning of a storage class specifier on a function (extern, static) only affects its visibilit...
findViewById in Fragment
... which I have created in the XML for the Fragment. However, the findViewById method only works if I extend an Activity class. Is there anyway of which I can use it in Fragment as well?
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Clear android application user data
...on Data Please Try this way.
public void clearApplicationData() {
File cache = getCacheDir();
File appDir = new File(cache.getParent());
if (appDir.exists()) {
String[] children = appDir.list();
for (String s : children) {
if (!s.equals("lib")) {
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Import PEM into Java Key Store
...nticate myself. In order to use SSL over Apache MINA I need a suitable JKS file. However, I have only been given a .PEM file.
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Merge / convert multiple PDF files into one PDF
How could I merge / convert multiple PDF files into one large PDF file?
18 Answers
18
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How do I get textual contents from BLOB in Oracle SQL
I am trying to see from an SQL console what is inside an Oracle BLOB.
11 Answers
11
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