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Android: install .apk programmatically [duplicate]
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Downloading was working but I was getting an error that there was no activity found to handle intent. Hard coding the mime type to "application/vnd.android.package-archive" resolved it for me.
– philcruz
Jul 16 '17 at 20:36
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try/catch + using, right syntax
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I prefer the second one. May as well trap errors relating to the creation of the object as well.
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makefile execute another target
... the call function.
log_success = (echo "\x1B[32m>> $1\x1B[39m")
log_error = (>&2 echo "\x1B[31m>> $1\x1B[39m" && exit 1)
install:
@[ "$(AWS_PROFILE)" ] || $(call log_error, "AWS_PROFILE not set!")
command1 # this line will be a subshell
command2 # this line will ...
git: patch does not apply
...ord-wise diffs".
Additionally, --whitespace=fix will warn about whitespace errors and try to fix them, rather than refusing to apply an otherwise applicable hunk.
Both options together make the application of a patch more robust against failure, but they require additional attention with respect to ...
(Mac) -bash: __git_ps1: command not found
I'm trying to change my command promt in terminal. I keep getting the error:
19 Answers
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UITableView load more when scrolling to bottom like Facebook application
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[NSFetchedResultsController deleteCacheWithName:@"cache name"];
NSError *error;
if (![self.fetchedResultsController performFetch:&error]) {
// Update to handle the error appropriately.
NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
}
[self.table...
Efficiency of premature return in a function
...If the simple example above is extended with resource allocation, and then error checking with a potential resulting freeing of resources, the picture might change.
Consider the naive approach beginners might take:
int func(..some parameters...) {
res_a a = allocate_resource_a();
if (!a) {
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How do I use raw_input in Python 3
...n Python 3.x and 2.x:
# Fix Python 2.x.
try: input = raw_input
except NameError: pass
print("Hi " + input("Say something: "))
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Disable assertions in Python
...nt call last):
File "<string>", line 1, in <module>
AssertionError
Note that by disable I mean it also does not execute the expression that follows it:
$ python -Oc "assert 1/0"
$ python -c "assert 1/0"
Traceback (most recent call last):
File "<string>", line 1, in <modu...
An example of how to use getopts in bash
...f expected arguments,
h - check for option -h without parameters; gives error on unsupported options;
h: - check for option -h with parameter; gives errors on unsupported options;
abc - check for options -a, -b, -c; gives errors on unsupported options;
:abc - check for options -a, -b, -c; silence...