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How do I get ruby to print a full backtrace instead of a truncated one?
When I get exceptions, it is often from deep within the call stack. When this happens, more often than not, the actual offending line of code is hidden from me:
...
How can I avoid Java code in JSP files, using JSP 2?
...ance/composition.
Debuggability: if scriptlet throws an exception halfway, all you get is a blank page.
Testability: scriptlets are not unit-testable.
Maintainability: per saldo more time is needed to maintain mingled/cluttered/duplicated code logic.
Sun Oracle itself also recommends in the JSP co...
Occurrences of substring in a string
... or not someone else has already written the exact same answer. There's really no benefit in having the same answer appear twice, regardless of whether your answer was copied, or written independently.
– Dawood ibn Kareem
Jul 11 '18 at 4:03
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Opacity of background-color, but not the text [duplicate]
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Use rgba!
.alpha60 {
/* Fallback for web browsers that don't support RGBa */
background-color: rgb(0, 0, 0);
/* RGBa with 0.6 opacity */
background-color: rgba(0, 0, 0, 0.6);
/* For IE 5.5 - 7*/
filter:progid:DXImageTransform.Micr...
Finding diff between current and last version
...
I don't really understand the meaning of "last version".
As the previous commit can be accessed with HEAD^, I think that you are looking for something like:
git diff HEAD^ HEAD
As of Git 1.8.5, @ is an alias for HEAD, so you can us...
How do I find duplicate values in a table in Oracle?
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if you change < to != you will get all the records that duplicate. not just the 2nd or 3rd record
– moore1emu
Jan 4 '19 at 19:51
add a ...
requestFeature() must be called before adding content
...
Well, just do what the error message tells you.
Don't call setContentView() before requestFeature().
Note:
As said in comments, for both ActionBarSherlock and AppCompat library, it's necessary to call requestFeature() before super.onCreate()
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How to disable copy/paste from/to EditText
...om context menus from appearing by.
edittext.setCustomSelectionActionModeCallback(new ActionMode.Callback() {
public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
return false;
}
public void onDestroyActionMode(ActionMode mode) { ...
How can HTML5 “replace” Flash? [closed]
...endered, and the javascript code which manipulates the HTML and CSS dynamically.
Furthermore, HTML5 not only has the standard text elements, but also <canvas> on which 2d graphics can be drawn, and <video> elements which embeds the video (as the name suggests).
So, in a full-fledged ...
C char array initialization
...he question, it's worth pointing out that the C standard requires any partially-complete array initialisation to be padded with zero for the remaining elements (by the compiler). This goes for all data types, not just char.
– paddy
Sep 8 '13 at 21:54
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