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Oracle SQL, concatenate multiple columns + add text
... This is so ugly, with respect to an very old-brand DBMS. How come Oracle don't suppoer many-argument-version Concat? However, thanks to Shankar, there's a || operator.
– Scott Chu
Aug 3 '17 at 2:31
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java.net.MalformedURLException: no protocol
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The documentation could help you : http://java.sun.com/j2se/1.5.0/docs/api/javax/xml/parsers/DocumentBuilder.html
The method DocumentBuilder.parse(String) takes a URI and tries to open it. If you want to directly give the content, you have to give it an InputStream or Reader...
Replace spaces with dashes and make all letters lower-case
...aracter. This is useful for something like 'A&P Grocery' which would become 'a-p-grocery'. str.replace(/\W+/g, '-').toLowerCase();
– Adam Waselnuk
Dec 5 '14 at 20:15
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How to refresh an IFrame using Javascript?
...here is currently (as of January 2013) a Chromium project bug (code.google.com/p/chromium/issues/detail?id=172859) which causes iframe updates to add to document history.
– Robert Altman
Apr 10 '13 at 16:58
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Converting a string to an integer on Android
... Integer class and the static parseInt() method:
http://developer.android.com/reference/java/lang/Integer.html
Integer.parseInt(et.getText().toString());
You will need to catch NumberFormatException though in case of problems whilst parsing, so:
int myNum = 0;
try {
myNum = Integer.parseIn...
How to set the title of UIButton as left alignment?
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Best C# API to create PDF [closed]
Can you recomend any PDF API for C#. Free is the best, but I don't mind paying for it.
3 Answers
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Maven equivalent for python [closed]
...ackaging.
Heres a tutorial which explains basics: http://docs.activestate.com/activepython/3.2/diveintopython3/html/packaging.html
In short, you will have setup.py file, which has dependency and script compilation/installation information, and you can build eggs, dist tarballs, binary tarballs, et...
R.exe, Rcmd.exe, Rscript.exe and Rterm.exe: what's the difference?
...ithout CMD BATCH option), Rcmd.exe, Rscript.exe and Rterm.exe when running command line in a batch file?
1 Answer
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