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Are delphi variables initialized with a value by default?
...
Here's a quote from Ray Lischners Delphi in a Nutshell Chapter 2
"When Delphi first creates an object, all of the fields start out empty, that is, pointers are initialized to nil, strings and dynamic arrays are empty, numbers have the v...
Programmatically register a broadcast receiver
... the Broadcast Receiver. The difference of programmatically registering it from registering in AndroidManifest.xml is that. In the manifest file, it doesn't depend on application life time. While when programmatically registering it it does depend on the application life time. This means that if yo...
How can I change the color of my prompt in zsh (different from normal text)?
..., I want to change the color of my prompt, so that it is visibly different from the programs output. As I use zsh, can anyone give me a hint?
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“Insert if not exists” statement in SQLite
... and text you should be able to do like this:
INSERT INTO memos(id,text)
SELECT 5, 'text to insert'
WHERE NOT EXISTS(SELECT 1 FROM memos WHERE id = 5 AND text = 'text to insert');
If a record already contains a row where text is equal to 'text to insert' and id is equal to 5, then the insert op...
How to launch html using Chrome at “--allow-file-access-from-files” mode?
... then, on your cmd, try :
> "C:\PathTo\Chrome.exe" --allow-file-access-from-files
Source
EDIT :
As I see on your question, don't forget that Windows is a little bit similar to Unix, so when you type "chrome ...", cmd will search for Chrome in the PATH, but in general the Chrome folder isn't o...
Unexpected results when working with very big integers on interpreted languages
...ith enough bits to give an exact answer. Never touched PHP or Node.js, but from the results I suspect the math is done using floating point numbers and should be thus expected not to be exact for numbers of this magnitude.
s...
Converting Storyboard from iPhone to iPad
... @PiotrJustyna you can do that. Press start a bounty under the question, select desired amount and Reward existing answer...
– Filip Radelic
Jun 28 '12 at 1:10
33
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Get UIScrollView to scroll to the top
...animated:YES];
or if you want to preserve the horizontal scroll position and just reset the vertical position:
[self.scrollView setContentOffset:CGPointMake(self.scrollView.contentOffset.x, 0)
animated:YES];
share
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How can a web application send push notifications to iOS devices? [closed]
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as of 02/2016,FF,Chrome and Safari can register for push from webapp.
– Yvon Huynh
Feb 10 '16 at 9:56
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How do you create a Distinct query in HQL
...se. (Names have been changed to protect identities)
String queryString = "select distinct f from Foo f inner join foo.bars as b" +
" where f.creationDate >= ? and f.creationDate < ? and b.bar = ?";
return getHibernateTemplate().find(queryString, new Object[] {startDate...