大约有 36,010 项符合查询结果（耗时：0.0438秒） [XML]
Need a good hex editor for Linux [closed]
...s:
Efficient editing of large data files and block devices.
Multilevel undo - redo operations.
Customizable data views.
Fast data rendering on screen.
Multiple tabs.
Fast find and replace operations.
A data conversion table.
Advanced copy/paste capabilities.
Highlighting of selection pattern match...
How to set JAVA_HOME in Linux for all users
...
find /usr/lib/jvm/java-1.x.x-openjdk
vim /etc/profile
Prepend sudo if logged in as not-privileged user, ie. sudo vim
Press 'i' to get in insert mode
add:
export JAVA_HOME="path that you found"
export PATH=$JAVA_HOME/bin:$PATH
logout and login again, reboot, or use source /etc/profile t...
Tables instead of DIVs [duplicate]
... html.
Even the div tag plays only a small part in a well laid out page. Don't overuse it. You shouldn't need that many if you put your html together correctly. Things like lists, field sets, legends, labels, paragraphs, etc can replace much of what a div or span is often used to accomplish. Di...
What's the difference between echo, print, and print_r in PHP?
...rint_r when debugging, in my experience. It's particularly useful when you don't know exactly what values/types you have in your variables. Consider this test program:
$values = array(0, 0.0, false, '');
var_dump($values);
print_r ($values);
With print_r you can't tell the difference between 0 a...
Why isn't vector a STL container?
...y says to avoid vector <bool> as it's not an STL container and it doesn't really hold bool s.
6 Answers
...
What are these ^M's that keep showing up in my files in emacs?
So I think it may have to do with textmate, but we work in a small team and are having some issues with full-file conflicts of nearly identical files in git because each line of one branch has a ^M appended to it.
...
Common use-cases for pickle in Python
I've looked at the pickle documentation, but I don't understand where pickle is useful.
9 Answers
...
How to declare a global variable in JavaScript?
...duction code (which should be avoided) always declare them explicitly:
window.globalVar = "This is global!";
While it is possible to define a global variable by just omitting var (assuming there is no local variable of the same name), doing so generates an implicit global, which is a bad thing to...
How to update bower.json with installed packages?
...roblematic with just ~10 packages, as it's not obvious which packages were downloaded as dependencies of others, which caused bower to prompt for version numbers. Even with the correct answers, the resulting bower.json file was not quite right. I worked with Sebastien's answer, which worked for me.
...
Overcoming “Display forbidden by X-Frame-Options”
...ame a few other pages, simply to consolidate them into a single browser window for ease of viewing. A few of the pages I'm trying to frame forbid being framed and throw a "Refused to display document because display forbidden by X-Frame-Options." error in Chrome. I understand that this is a securi...