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Purpose of Unions in C and C++
...or non-overlapping periods of time. These people never meet, and generally don't know anything about each other. By properly managing the time-sharing of the rooms (i.e. by making sure different people don't get assigned to one room at the same time), a relatively small hotel can provide accommodati...
Is Haxe worth learning? [closed]
...what makes it useful for you? Reading the website it looks very promising. Does it provide significant portability?
11 Answ...
Automatic exit from bash shell script on error [duplicate]
... pipefail exits on command pipe failures. Some gotchas and workarounds are documented well here.
(*) Note:
The shell does not exit if the command that fails is part of the
command list immediately following a while or until keyword,
part of the test following the if or elif reserved words, ...
How can I compare two dates in PHP?
...expire_time = strtotime($expire);
if ($expire_time < $today_time) { /* do Something */ }
If you are using PHP 5 >= 5.2.0, you could use the DateTime class:
$today_dt = new DateTime($today);
$expire_dt = new DateTime($expire);
if ($expire_dt < $today_dt) { /* Do something */ }
Or some...
Why NSUserDefaults failed to save NSMutableDictionary in iOS?
...NSArray , which contains a list of object which implements NSCoding . Per document, NSString and NSArray both are conform to NSCoding .
...
Good ways to manage a changelog using git?
... copying git log output to changelog has no sense. You need to do a filtering and editing work to have a readable changelog, otherwise, why would you even need a changelog ? I think you can automate the generation of a changelog but please don't do raw copy of git log !
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Currency formatting in Python
...
See the locale module.
This does currency (and date) formatting.
>>> import locale
>>> locale.setlocale( locale.LC_ALL, '' )
'English_United States.1252'
>>> locale.currency( 188518982.18 )
'$188518982.18'
>>> locale...
Removing empty lines in Notepad++
...so, if your file is saved with Unix line endings, you can convert it to Windows line endings in Edit > EOL Conversion > Windows Format before doing the find and replace.
– Big McLargeHuge
Aug 16 '12 at 15:51
...
OS specific instructions in CMAKE: How to?
...AKE. Below is a simple cmake file which works well in mingw environment windows. The problem is clearly with target_link_libraries() function of CMAKE where I am linking libwsock32.a. In windows this works and I get the results.
...
How do I delete a fixed number of rows with sorting in PostgreSQL?
...
Incremental VACUUMs won't change ctids, I don't think. Since that just compacts within each page, and the ctid is just the line number not a page offset. A VACUUM FULL or a CLUSTER operation would change the ctid, but those operations take an access exclusive lock on...