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How do I get ruby to print a full backtrace instead of a truncated one?
... To reraise you just need to say raise. No need to explicitly specify the execption you want to raise.
– Timo
Dec 1 '14 at 10:17
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Is it possible to select the last n items with nth-child?
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nth-last-child sounds like it was specifically designed to solve this problem, so I doubt whether there is a more compatible alternative. Support looks pretty decent, though.
share
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Command line: piping find results to rm
... page,
build and execute command lines from standard input
Note that if file names can contain whitespace characters, you should correct for that:
find -type f -name '*.sql' -mtime +15 -print0 | xargs -0 rm
But actually, find has a shortcut for this: the -delete option:
find -type f -name ...
TypeError: 'dict_keys' object does not support indexing
...ict_keys object behaves a lot more like just the keys half of a dict. Specifically, they support O(1) membership testing (and other set-like methods that can be implemented efficiently on top of that fact). These things aren't possible with a list and if you want a list of the dict's keys, you've ...
Get battery level and state in Android
...amically, because it can not be received through components declared in manifests, only by explicitly registering for it with Context.registerReceiver().
public class Main extends Activity {
private TextView batteryTxt;
private BroadcastReceiver mBatInfoReceiver = new BroadcastReceiver(){
@...
Could not load file or assembly … An attempt was made to load a program with an incorrect format (Sy
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Also verify that the project isn't Any CPU with Prefer 32 bit checked. Project -> properties -> build
– Reid Evans
Nov 18 '13 at 18:34
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Please explain about insertable=false and updatable=false in reference to the JPA @Column annotation
If a field is annotated insertable=false, updatable=false , doesn't it mean that you cannot insert value nor change the existing value? Why would you want to do that?
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How to find a table having a specific column in postgresql
...of a table. Is it possible to find the table(s) that has/have this column? If so, how?
6 Answers
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Send POST Request with Data Specified in File via Curl
...: text/xml" --data "@path_of_file" host:port/post-file-path
For example, if you have the data in a file called stuff.xml then you would do something like:
curl -H "Content-Type: text/xml" --data "@stuff.xml" host:port/post-file-path
The stuff.xml filename can be replaced with a relative or full...
Eclipse and Windows newlines
...ommit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two!
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