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I am using startActivity to call another Activity and I get the "Activity Not Found Exception". Here is my ... "Activity Not Found Exception"? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to use SqlCommand to CREATE DATABASE with parameterized db name?

To put it short. I've got two simple helpers: private SqlCommand CreateCommand(string text) { SqlCommand cmd = ... cmd.ExecuteNonQuery(); Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - What is the easiest way to count the newlines in an ASCII file?

Which is the fastest way to get the lines of an ASCII file? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - What is crossdomain.xml file?

Actually I wish I knew where to start from... I have embedded an third party SWF image gallery control, in an ... my webpage work in Chrome too? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vb6 - What is the reason for not instantiating an object at the time of declaration?

I had to delve into some VB6 code recently and I saw this pattern all over the place: dim o as obj set ... remember? Is the reason still valid? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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internet explorer - JQuery Hide Option doesn't work in IE and Safari

I'm trying to hide a few options in a dropdown box using .hide(). This works perfectly fine in firefox and chrome, ... </option> </select><br /> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - MySql Last Insert ID, Connector .net

I'm using the MySql Connector .net, and I need to get the insert id generated by the last query. Now, ... which resulted in the same behaviour See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to Avoid Scientific Notation in Double?

Here is my simple code @Override public void onClick(View v) { try { double price = Double.parseDouble(ePrice. ... correct. Thanks in Advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Using VirtualEnv with multiple Python versions on windows

I have python 2.7.6 and 3.4.0 on my machine. The 2.7 version is on my path. I would like to ... point of the python switch on virtualenv. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Can Powermockito mock final method in non-final concrete class?

Let's say I have a non-final concrete class with a final method like the one below. public class ABC ... in junit using Powermockito? Thank you See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - PHP: iPad does not play MP4 videos delivered by PHP, but if accessed directly it does

I am trying to find a solution for this problem for some days already, I tried all advices I could find ... load resource: Plug-in handled load See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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MacOS, CMake and OpenMP

I am using the newest CMake (3.9.3) from Homebrew along with LLVM 5.0.0 also from Brew, because Clang here ... this the right way of doing it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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git - Whats the Proper usage of .gitattributes with merge=ours

I just tried using .gitattributes for the first time. I figure I must be doing something wrong because it ... help is greatly appreciated. Thnx See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - OnItemClickListener was not work with the checkbox?

I have an item layout like this, and set the background by using item selector <LinearLayout xmlns:android="http: ... want to see the message See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - Add numpy.get_include() argument to setuptools without preinstalled numpy

I am currently developing a python package that uses cython and numpy and I want the package to be ... cython also customizes build_ext. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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tensorflow - How to convert .pb to TFLite format?

I downloaded a retrained_graph.pb and retrained_labels.txt file of a model I trained in Azure cognitive service ... lite-a-tutorial-85b41f53230c See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How can I convert RGB hex string into UIColor in objective-c?

I have color values coming from the url data is like this, "#ff33cc". How can I convert this value into ... ; [UIColor colorWithRed:red ... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql - Call stored procedure with table-valued parameter from java

In my application I want to execute query like SELECT * FROM tbl WHERE col IN (@list) where,@list can have ... in table-value parameter case? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Python String Formats with SQL Wildcards and LIKE

I'm having a hard time getting some sql in python to correctly go through MySQLdb. It's pythons string ... in sql statements with python? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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What are git's thin packs?

I haven't found much on thin packs, and the man pages' information is rather cryptic about this. I know it has ... , when should I not use it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Angularjs filter negated

I have a set of items that I want to filter in ng-repeat using an ng-model as the string to filter the set, ... no luck. What am I doing wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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json - UnicodeDecodeError: 'utf8' codec can't decode byte 0x80 in position 3131: invalid start byte

I am trying to read twitter data from json file using python 2.7.12. Code I used is such: import json import ... ...I would appreciate any help! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - throw: all goroutines are asleep - deadlock

Given the following simple Go program package main import ( "fmt" ) func total(ch chan int) { res := 0 for ... are asleep - deadlock! thank you See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Strange array initialize expression?

What is the meaning of following Code? Code is from the regression test suite of GCC. static char * name[] = { [0x80000000] = "bar" }; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - myDiv.style.display returns blank when set in master stylesheet

Short Version: Is it standard behaviour that myDiv.style.display (Javascript) returns blank when I have set that ... . All replies are welcome. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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database design - Should I have a dedicated primary key field?

I'm designing a small SQL database to be used by a web application. Let's say a particular table has a Name ... would it be a waste of time? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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string - Difference between == operator and Equals() method in C#?

What is the difference between == and Equals() with example? I know that == is used to compare operator and ... can not convert string to char See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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syntax - How to tell if a string contains valid Python code

If I have a string of Python code, how do I tell if it is valid, i.e., if entered at the Python ... execute the code, just check its syntax. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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