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How to know/change current directory in Python shell?
...When I open the Python shell, how can I know what the current directory is and how can I change it to another directory where my modules are?
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Merge, update, and pull Git branches without using checkouts
I work on a project that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do:
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Read only file system on Android
I recently rooted my Droid X and everything seems to be working perfectly. I made some changes to build.prop and when I do adb push build.prop /system/ I get the following error: failed to copy 'c:\build.prop' to '/system//build.prop': Read-only file system .
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How to print a groupby object
I want to print the result of grouping with Pandas.
14 Answers
14
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Creating C formatted strings (not printing them)
...ation functions. I.e. snprintf. They will make you count your buffer sizes and thereby insure against overruns.
– dmckee --- ex-moderator kitten
Apr 29 '09 at 21:40
7
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How to do URL decoding in Java?
...ng like this:
try {
String result = java.net.URLDecoder.decode(url, StandardCharsets.UTF_8.name());
} catch (UnsupportedEncodingException e) {
// not going to happen - value came from JDK's own StandardCharsets
}
Java 10 added direct support for Charset to the API, meaning there's no need...
Insert auto increment primary key to existing table
...a into the primary key column automatically (I already have 500 rows in DB and want to give them id but I don't want to do it manually). Any thoughts? Thanks a lot.
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New lines inside paragraph in README.md
When editing an issue and clicking Preview the following markdown source:
4 Answers
4
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Where does gcc look for C and C++ header files?
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`gcc -print-prog-name=cc1plus` -v
This command asks gcc which C++ preprocessor it is using, and then asks that preprocessor where it looks for includes.
You will get a reliable answer for your specific setup.
Likewise, for the C preprocessor:
`gcc -print-prog-name=...
Check if SQL Connection is Open or Closed
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+1 exactly - use the SqlConnectionState enum as an enum and not turn it into a string.....
– marc_s
Aug 4 '11 at 15:19
4
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