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What is the common header format of Python files?
...irst line should be a short summary that makes sense on its own, separated from the rest by a newline.
All code, including import statements, should follow the docstring. Otherwise, the docstring will not be recognized by the interpreter, and you will not have access to it in interactive sessions (i...
Filter dict to contain only certain keys?
...e got a dict that has a whole bunch of entries. I'm only interested in a select few of them. Is there an easy way to prune all the other ones out?
...
Where in memory are my variables stored in C?
...t the heap officially isn't called anything at all. Allocated memory comes from somewhere, there is no name in the standard for that "somewhere".
– Steve Jessop
Jan 29 '13 at 18:09
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PreparedStatement with list of parameters in a IN clause [duplicate]
... possibleValue.size(); i++ ) {
builder.append("?,");
}
String stmt = "select * from test where field in ("
+ builder.deleteCharAt( builder.length() -1 ).toString() + ")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleVal...
How to change font size in Eclipse for Java text editors?
...pect that you are changing the wrong preferences.
On the Eclipse toolbar, select Window → Preferences
Set the font size, General → Appearance → Colors and Fonts → Java → Java Editor Text Font).
Save the preferences.
Check that you do not have per-project preferences. These will override ...
Cannot generate iOS App archive in xcode
...using your archive to create an archive file rather than an ipa do this:
Select the archive and click the Distribute button.
Select the 'Save Built Products' option.
Hit Next and Save.
Browse the created directory in Finder.
The 'libraries' subdirectory will identify the libraries that you nee...
How to use support FileProvider for sharing content to other apps?
...
Using FileProvider from support library you have to manually grant and revoke permissions(at runtime) for other apps to read specific Uri. Use Context.grantUriPermission and Context.revokeUriPermission methods.
For example:
//grant permision...
What is copy-on-write?
...arlie's answer have already made it very clear. I will give you an example from OS world, just to mention how widely this concept is used.
We can use fork() or vfork() to create a new process. vfork follows the concept of copy-on-write. For example, the child process created by vfork will share the...
Change Git repository directory location.
...le to find it. To resolve this simply click on the blue circle with the !, select Find It and then browse to the new directory.
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Can I do a partial revert in GIT
... can also do git add -p to start an interactive session that allows you to selectively add chunks of files, instead of entire files. (There's also git reset -p to selectively unstage changes. Good to know, but probably not what you want in this scenario.)
– Stéphan Kochen
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