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Error 908: Permission RECEIVE_SMS has been denied. - App Inventor 2 中...
...ibute it via the website. The “u” version of the companion allows live testing of apps that use the aforementioned functionality that Google has deemed questionable. In the Google Play published version, this functionality simply won’t work or will raise a permission error.The companion is onl...
Why is String immutable in Java?
...mizes your String objects, it sees that if two objects have same value (a="test", and b="test") and thus you need only one string object (for both a and b, these two will point to the same object).
Class loading: String is used as arguments for class loading. If mutable, it could result in wrong cla...
Access multiple elements of list knowing their index
... 5, 5]
But really, your current solution is fine. It's probably the neatest out of all of them.
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How do I set cell value to Date and apply default Excel date format?
...DataFormat() without the creation helper and generated an Excel file in my test. Is there a downside to not using it? Thanks!
– Rashiki
Mar 28 '17 at 15:23
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Merging two arrays in .NET
...
Easier would just be using LINQ:
var array = new string[] { "test" }.ToList();
var array1 = new string[] { "test" }.ToList();
array.AddRange(array1);
var result = array.ToArray();
First convert the arrays to lists and merge them... After that just convert the list back to an array :)...
Anti-forgery token issue (MVC 5)
... other application, the claims were gone and so was the error. On the live-test- environment these sites are more separated. So I think I need the above mentioned solution, but only for local development.
– Michel
Jan 16 at 7:46
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How to convert a double to long without casting?
...you unknowingly try to convert a Double that is outside of Long's range:
@Test
public void test() throws Exception {
// Confirm that LONG is a subset of DOUBLE, so numbers outside of the range can be problematic
Assert.isTrue(Long.MAX_VALUE < Double.MAX_VALUE);
Assert.isTrue(Long.MIN...
How to filter files when using scp to copy dir recursively?
...xdepth 1 -name "*.log" \! -name "hs_err_pid2801.log" -type f` root@IP:/tmp/test/
IP will be destination server IP address.
-name "*.log" for include files.
\! -name "hs_err_pid2801.log" for exclude files.
. is current working dir.
-type f for file type.
Below command for directory.
scp -r `find...
Eclipse error: indirectly referenced from required .class files?
... the folder structure of the jar..
e.g. if you class file has package com.test.exam and the classes.jar created out of this class file has structure test.exam... error will be thrown. You need to correct the package structure of your classes.jar and then include it in ecplipse build path...
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Is there an “exists” function for jQuery?
...ata functions. I do see your point though and, for what it's worth, I just test for length > 0 anyways.
– Matthew Crumley
Jan 16 '09 at 5:42
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