大约有 43,000 项符合查询结果（耗时：0.0490秒） [XML]
How to reload .bash_profile from the command line?
I can get the shell to recognize changes to .bash_profile by exiting and logging back in but I would like to be able to do it on demand.
...
What are fixtures in programming?
I have heard of this term many times (in the context of programming) but couldn't find any explanation of what it meant. Any good articles or explanations?
...
Is it possible to use “/” in a filename?
I know that this is not something that should ever be done, but is there a way to use the slash character that normally separates directories within a filename in Linux?
...
How to add local .jar file dependency to build.gradle file?
... }
}
dependencies {
implementation name: 'gson-2.2.4'
}
However, being a standard .jar in an actual maven repository, why don't you try this?
repositories {
mavenCentral()
}
dependencies {
implementation 'com.google.code.gson:gson:2.2.4'
}
...
Include jQuery in the JavaScript Console
Is there an easy way to include jQuery in the Chrome JavaScript console for sites that do not use it? For example, on a website I would like to get the number of rows in a table. I know this is really easy with jQuery.
...
Java Date vs Calendar
...
Date is a simpler class and is mainly there for backward compatibility reasons. If you need to set particular dates or do date arithmetic, use a Calendar. Calendars also handle localization. The previous date manipulation functions of Date have since been de...
Build vs new in Rails 3
In the Rails 3 docs , the build method for associations is described as being the same as the new method, but with the automatic assignment of the foreign key. Straight from the docs:
...
Maximum packet size for a TCP connection
...
The absolute limitation on TCP packet size is 64K (65535 bytes), but in practicality this is far larger than the size of any packet you will see, because the lower layers (e.g. ethernet) have lower packet sizes.
The MTU (Maximum Transmission Unit) for Ethernet, for instance, is 1500 bytes. So...
Base64 length calculation?
After reading the base64 wiki ...
15 Answers
15
...
How to convert an OrderedDict into a regular dict in python3
I am struggling with the following problem:
I want to convert an OrderedDict like this:
8 Answers
...