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Python: try statement in a single line
...r debugging:
exec "try: some_problematic_thing()\nexcept: problem=sys.exc_info()"
print "The problem is %s" % problem[1]
For the most part, I'm not at all bothered by the no-single-line-try-except restriction, but when I'm just experimenting and I want readline to recall a whole chunk of code at ...
How to remove leading zeros from alphanumeric text?
... s.replaceFirst("^0+(?!$)", "") + "]");
}
See also
regular-expressions.info
repetitions, lookarounds, and anchors
String.replaceFirst(String regex)
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Gradle: Execution failed for task ':processDebugManifest'
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Found the solution to this problem:
gradle assemble -info gave me the hint that the Manifests have different SDK Versions and cannot be merged.
I needed to edit my Manifests and build.gradle file and everything worked again.
To be clear you need to edit the uses-sdk in the...
Interactive search/replace regex in Vim?
...o prompt at each occurrence of 'old'.
Vim's built-in help offers useful info on the options available once substitution with confirmation has been selected. Use:
:h :s
Then scroll to section on confirm options. Screenshot below:
For instance, to substitute this and all remaining matches, us...
T-SQL Cast versus Convert
... is used (that is one where you use neither CAST nor CONVERT). For further information, see CAST and CONVERT and in particular this graphic: SQL Server Data Type Conversion Chart. With this extra information, the original advice still remains the same. Use CAST where possible.
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What are the differences between ArrayList and Vector?
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Wrong info (switched) on grow size for ArrayLIst and Vector, otherwise quite good answer.
– Nenad Bulatovic
Jan 19 '15 at 1:27
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LLVM C++ IDE for Windows
..... on linux, you don't have to add clang tool chain manually.. here's the info how to add the toolchain if you're using windows: doc.qt.nokia.com/qtcreator-2.4/creator-tool-chains.html
– Kokizzu
Mar 26 '12 at 1:47
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How to convert Set to String[]?
...= myMap.keySet();
FluentIterable.from(mySet).toArray(String.class);
more info: https://google.github.io/guava/releases/19.0/api/docs/com/google/common/collect/FluentIterable.html
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How do I diff the same file between two different commits on the same branch?
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Also do a "git pull" to download the full tree info if the two commits are across diffrerent branches. Otherwise you will get a "fatal: bad object" error.
– user238607
Nov 30 '18 at 21:00
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Concatenate multiple files but include filename as section headers
...:
find = linux `find` command finds filenames, see `man find` for more info
. = in current directory
-type f = only files, not directories
-print = show found file
-exec = additionally execute another linux command
cat = linux `cat` command, see `man cat`, displays file contents
{} ...