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How to run eclipse in clean mode? what happens if we do so?
...t does:
if set to "true", any cached data used
by the OSGi framework and eclipse
runtime will be wiped clean. This will
clean the caches used to store bundle
dependency resolution and eclipse
extension registry data. Using this
option will force eclipse to
reinitialize these caches...
How to delete a stash created with git stash create?
...From the docs:
Create a stash entry (which is a regular commit object) and return its object name, without storing it anywhere in the ref namespace. This is intended to be useful for scripts. It is probably not the command you want to use; see "save" above.
Since nothing references the stash c...
Insert, on duplicate update in PostgreSQL?
...mple 38-2. Exceptions with UPDATE/INSERT
This example uses exception handling to perform either UPDATE or INSERT, as appropriate:
CREATE TABLE db (a INT PRIMARY KEY, b TEXT);
CREATE FUNCTION merge_db(key INT, data TEXT) RETURNS VOID AS
$$
BEGIN
LOOP
-- first try to update the key...
Bash Script : what does #!/bin/bash mean? [duplicate]
...ipt with, when executed.
In your example, the script is to be interpreted and run by the bash shell.
Some other example shebangs are:
(From Wikipedia)
#!/bin/sh — Execute the file using sh, the Bourne shell, or a compatible shell
#!/bin/csh — Execute the file using csh, the C shell, or a com...
How to write a:hover in inline CSS?
I have a case where I must write inline CSS code, and I want to apply a hover style on an anchor.
23 Answers
...
When to use NSInteger vs. int
...nteger/NSUInteger are defined as *dynamic typedef*s to one of these types, and they are defined like this:
#if __LP64__ || TARGET_OS_EMBEDDED || TARGET_OS_IPHONE || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
typedef long NSInteger;
typedef unsigned long NSUInteger;
#else
typedef int NSInteger;
typedef ...
HTTP GET with request body
...ther words, any HTTP request message is allowed to contain a message body, and thus must parse messages with that in mind. Server semantics for GET, however, are restricted such that a body, if any, has no semantic meaning to the request. The requirements on parsing are separate from the requirement...
Regex (grep) for multi-line search needed [duplicate]
...me followed by the word from . This select statement can span many lines and can contain tabs and newlines.
3 Answers
...
Replace one substring for another string in shell script
I have "I love Suzi and Marry" and I want to change "Suzi" to "Sara".
10 Answers
10
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...
To answer my own question, this functionality has been added to pandas in the meantime. Starting from pandas 0.15.0, you can use tz_localize(None) to remove the timezone resulting in local time.
See the whatsnew entry: http://pandas.pydata.org/pandas-docs/stable/whatsnew.html#timezone-hand...