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iphone Core Data Unresolved error while saving
...itical 'userInfo' keys.
Here's a version of the method I've been using. ('_sharedManagedObjectContext' is a #define for '[[[UIApplication sharedApplication] delegate] managedObjectContext]'.)
- (BOOL)saveData {
NSError *error;
if (![_sharedManagedObjectContext save:&error]) {
/...
What is the best way to find the users home directory in Java?
...FolderPath allows you to retrieve special folders, like My Documents (CSIDL_PERSONAL) or Local Settings\Application Data (CSIDL_LOCAL_APPDATA).
Sample JNA code:
public class PrintAppDataDir {
public static void main(String[] args) {
if (com.sun.jna.Platform.isWindows()) {
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Check if a value is an object in JavaScript
...so objects and should be included in your check.
– JS_Riddler
Dec 21 '12 at 18:25
4
In this case ...
Can grep show only words that match search pattern?
... an explanation for what "\w*th\w*" * means, so I figured I'd post. \w is [_[:alnum:]], so this matches basically any "word" that contains 'th' (since \w doesn't include space). The * after the quoted section is a glob for which files (i.e., matching all files in this directory)
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Executing Batch File in C#
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This approach is not applicable when I run "pg_dump ... > dumpfile" which dumps a 27 GB database to dumpfile
– Paul
Oct 29 '12 at 17:28
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Rotating and spacing axis labels in ggplot2
...
Change the last line to
q + theme(axis.text.x = element_text(angle = 90, vjust = 0.5, hjust=1))
By default, the axes are aligned at the center of the text, even when rotated. When you rotate +/- 90 degrees, you usually want it to be aligned at the edge instead:
The image ab...
Converting from a string to boolean in Python?
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Use:
bool(distutils.util.strtobool(some_string))
Python 2: http://docs.python.org/2/distutils/apiref.html?highlight=distutils.util#distutils.util.strtobool
Python 3: https://docs.python.org/3/distutils/apiref.html#distutils.util.strtobool
True values are y...
How to check if object has any properties in JavaScript?
...5
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys
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Get all directories within directory nodejs
...l, you need the absolut path to get the file stat. require('path').resolve(__dirname, file)
– Silom
Oct 30 '14 at 13:32
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What is the difference between Class Path and Build Path
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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